only 4 one night cast

The U.S. nuclear medical professor Charlie Clare quits his career for family, but is abandoned as his wife and daughter favor his love rival Isaac. After suffering his family’s ignorance, he decides to leave for the Unicorn Project, which he designed for healing his daughter’s neuro-skel birthmark as his life work. But unaware that Charlie’s burning his life for them, his wife and daughter deepen the rift with Charlie upon reunion and eventually destroy everything Charlie left for them with their own hands before realizing their errors, only to find it too late.

Ten years after Yancy Stuart vanished in a tragic hiking accident, her brother Jeffery finally found her, only to learn she had no memory of him. When Jeffery rescued Yancy from an abusive boyfriend, they agreed to reconnect despite her lost memories. Driven by guilt for not protecting her before, Jeffery worked to improve her life, but rebuilding their bond proved challenging. As they grew closer, Jeffery discovered they weren't biologically related. Embracing his feelings, he confessed his love. Together, they overcame adversaries, media scrutiny, and personal struggles, ultimately forming a strong and loving family.

Finn Kennedy carries a blood curse that drives him mad every 13th of the month, making him violently dangerous. Only the blood or intimacy of a "Maiden of Pure Soul" can ease his suffering and break the curse. Without finding her, Finn faces death by age 30 or falls victim to his half brother Jax's schemes. When Finn meets Lucia Owens, the curse transfers to her. Though this should have been fatal for Lucia, the combination of Finn's daily acts of kindness, their true love, and the birth of their second child finally breaks the curse completely.

In her past life, Olivia was hopelessly in love with Declan Murphy, giving him everything she had, only to be abandoned. On her deathbed, she finally realizes Jake Parker's unspoken love for her—and regrets not seeing it sooner. Now reborn, she's determined to distance herself from the toxic Declan and make things right with Jake. But Declan, smug and self-assured, mistakes her intentions, thinking she's playing hard to get. When his true identity is uncovered, he faces the consequences. In the end, Olivia and Jake begin a new chapter, living a life filled with love and happiness.

Nora gave everything she had to save her husband Elijah, and their son Ryan, both of whom pretended to be suffering from liver cirrhosis. She worked herself to the brink, only to discover during a part-time job that it was all a lie.The illness was fake, and Elijah was no poor, ordinary man. He turned out to be a powerful billionaire. It had all been a twisted game between father and son, with her love as the prize. Shattered by betrayal and humiliation, Nora walked away, determined to take back control of her life. But by the time Elijah and Ryan realize what they've lost, it may already be too late.

Six years ago, Alyssa Moss lost her voice in a car accident and was led to believe that her husband, Caleb Wood, had cheated on her with Mandy Shaw. Crushed and betrayed, she faked her death and disappeared. Now, she returns as Anna, a renowned architect, with her son, Connor Wood. But when she unexpectedly crosses paths with Caleb and Mandy, she must hide Connor's true identity. When Connor is kidnapped, Alyssa and Caleb join forces to rescue him—only to discover that every lie and heartbreak between them had been orchestrated by Mandy all along.

After the tragic death of her parents, Yvonne Scott was raised with love and care by the Gordon family. But just before their wedding, Edward Gordon casually suggests they live an open relationship. Heartbroken, she stumbles into a pool, only to be rescued by her fiancé's best friend, Calvin Foster.Having secretly loved Yvonne since childhood, Calvin's feelings flood back when they meet again. With charm and subtle manipulation, he teases, tempts, and plays hot and cold, fighting fiercely for her love. As she slowly succumbs to his persistence, Yvonne finds herself on the path to true happiness.

Lydia Nott's mother-in-law falls gravely ill, but Ian Hart, mistakenly thinking the ambulance is for Lydia's ex-boyfriend, blocks its path. At the hospital, he refuses to donate blood and even destroys the blood source needed for the rescue. Despite Lydia's efforts to find help, her mother-in-law dies. Ian skips the memorial to attend Ivy Scott's birthday, only to learn the truth too late. When he tries to expel Lydia from the Hart family, he discovers she's the rightful heir. Stricken with guilt over his mother's death, he is left to face the consequences of his actions.

Chester Joseph and Winifred Sloan were once deeply in love, but a phone call made Chester believe Winifred had another lover and married him only for his wealth. His ex Yvette returned with her daughter, falsely claiming she had battled leukemia, and Chester believed her without question.During a car accident, Chester abandoned the gravely injured Winifred leading to her death. Yvette continued her schemes, pushing Madam Joseph, who knew the truth, into danger, deepening Chester's misunderstandings, and even planning an engagement with him. At the engagement ceremony, Madam Joseph arrived and exposed Yvette's treachery.

Rory Taylor, the future Lord of the Divine Order, once spent three years undercover, mistaken by everyone as an ex-con and lowlife. After returning, he found his mother being abused by his stepfather—and without hesitation, he stepped in to protect her and taught the abuser a harsh lesson.But his stepfather's family ruled the local underworld and came after Rory for revenge. With unmatched personal strength and the hidden power of the Divine Order, Rory brought them all to justice.Later, when the infamous "King of Hell," Kyle Joust,bullied Rory's classmates, and even Rory's own cousin used his name to act arrogant and lawless, Rory never strayed from his sense of justice. One by one, he wiped out every trace of evil in his path.

Jeremy Wilson's sister, Sophia Wilson, returned to her homeland to attend her brother's engagement ceremony. However, Daisy Rogers, Jeremy's fiancée, mistook Sophia for a mistress and subjected her to public humiliation and assault. After the truth was revealed, not only was Daisy's misconduct exposed, but it also came to light that her pregnancy was a fabrication, and she was conspiring with Jeremy's best friend, Zane Grey, to eliminate Jeremy and seize control of the corporation. In the end, Zane was handed over to the police, Daisy's family faced punishment, and Jeremy and Sophia gained a profound insight into the significance of integrity when sizing up others.

Kiara hung up her military uniform to get married, dedicating herself to her husband's company with unwavering loyalty—only to be met with his dismissive remark: "Kiara,Yuna is an independent airline captain. You? Just a useless secretary fetching tea and coffee."His friends sneered at her, mocking her worth. Little did they know that she was once the Queen of Special Forces, a fighter pilot who dominated the skies, fluent in five languages, and a top-ranked science prodigy. Even elite hackers bowed to her prowess.Heartbroken and disillusioned, she filed for divorce without hesitation. Clutching her parents' ashes, she headed to the airport!

Rin Kamishiro, Japan's most enigmatic businesswoman and the Genius Surgeon, secretly married Asano Yuma, dedicating herself as a housewife. Under her help, Yuma's Asano Group prospered, but on their third anniversary, Rin offered a groundbreaking medical patent—only to be met with Yuma's betrayal and a divorce paper. Humiliated and heartbroken, she left without a cent, enduring public disgrace from her husband, his mistress, and cruel mother-in-law. At her lowest moment, Morishima Ibuki rescued her. Later, at a Morishima Group banquet, Rin confronted Yuma, destroyed his alliances, and reclaimed her power, leaving her ex-husband in regret.

Ava Lang was once a renowned jewelry designer known as Anni. However, after falling in love with Merton’s tycoon, Greg Howe, she not only donates a kidney to him but also willingly becomes a stepping stone for his first love, Carla Griffin. With Ava’s designs, Carla successfully gains a foothold in the industry. Meanwhile, due to the side effects of medication, Ava loses her figure and becomes the target of ridicule and humiliation. She endures it all, hoping Greg will love her more. Sadly, to Greg, his marriage to Ava is nothing more than a business transaction. Heartbroken, Ava finally decides to seek a divorce.

Yasin Craig, the heir to the prestigious Craig family and a special forces soldier, survives a plane crash during his final mission, only to be saved by battlefield doctor Xenia Jones. When Yasin regains consciousness, he has no memory of who he is. Meanwhile, Yuna, who stumbles upon the ring symbolizing Yasin's identity, is determined to secure wealth and status. She deceives Yasin's mother and becomes the adopted daughter of the Craig family. Fearing that Xenia might uncover the truth, Yuna starts to aggressively undermine her. Unable to remember his past, Yasin finds himself protecting Xenia—and in the process, unexpectedly regains his memory.

Susan Lane never expects to witness her husband's betrayal with her own eyes. Heartbroken and determined to leave him, she asks for a divorce—only to face his cruel retaliation. Just when she feels trapped with no way out, her best friend's stepson, Ken Shaw, steps in to protect her. As they begin living under the same roof, emotions begin to grow in a way neither of them has expected. Ken can no longer hide his growing love for her, and despite her initial hesitation, Susan finds herself drawn to him as well. Against all odds, they eventually choose love and embrace a future together.

Fiona Shaw, once a privileged heiress, fell from grace three years ago when her family's business collapsed. Burdened with a staggering five-hundred-million debt, she was forced to accept the Sterling family's arrangement—an arranged marriage with their second son, Henry. Yet the union was nothing but a façade. Henry, a closeted man deeply in love with his loyal secretary Louis, had no affection for Fiona and abandoned her after their wedding night. His only reason for marrying her was to appease his mother, Elizabeth, and to secure an heir quickly—ensuring his claim to the family's vast fortune and strengthening his position against his half-brother, Jeff.

Frank Church gave up his status as a wealthy heir to marry Lynn Cooper. On their daughter Tianna's birthday, the little girl waited alone by the road for her parents. Meanwhile, Lynn was out with her first love Harry Zimmer and his daughter Yana. While driving together, they accidentally hit Tianna,leaving her critically injured. Lynn chose to take Yana—who had only minor injuries—to the hospital first, delaying Tianna's treatment and ultimately leading to her death. Despite Frank's repeated pleas, Lynn refused to visit their daughter, insisting that Tianna was fine. Devastated and betrayed, Frank finally turned his heart away forever.