once upon a time a few mistakes ago

Marcus Jones, a top-tier powerhouse known as the Pluto, returns to the country under a marriage contract to protect Chantal Lawson, the CEO of the Lawson Group. Upon his first encounter with Shayla Anson, captain of the National Security Bureau, he reveals a glimpse of his true identity, and the two unexpectedly share a one-night affair. At a restaurant, Marcus fends off the international assassin Mary, exposes Briana Shelton—Chantal's close friend—as a mole, and repeatedly foils the Harrison family's assassination attempts and business schemes aimed at seizing an anti-cancer project. Facing sniper attacks head-on, subduing Draco of the Axes, and effortlessly crushing the assassin, the Dog, Marcus proves himself an unstoppable force.

Five years ago, Rachel Summer married Leslie Fuller, only to be neglected after the wedding. When Leslie went bankrupt and became paralyzed, he thought the materialistic Rachel would abandon him, yet she stayed and cared for him devotedly. At first, Leslie believed she loved him, but after learning the truth, his defenses crumbled. Determined to win her heart for real, he resolved to rebuild his fortune so Rachel would never leave his side.

Eight years ago, Sabrina lost her boyfriend in a car accident. Shortly after, their newborn child was mistakenly declared dead by her father. Determined to keep the bar that witnessed their love, Sabrina poured her heart into running it. Now, eight years later, she meets a man who looks exactly like her deceased boyfriend. Despite their different personalities, both fall for Sabrina. Could he be her ex-boyfriend's twin brother? Was this encounter destined by fate? What will happen next?

Seven years ago, a night of passion entwined Evelyn with GT CEO Xavier. Now a single mother, Evelyn seeks a father for her son William and to escape a twisted teacher, Richard. When she rescues Xavier's mother from an attack, she enters a contract marriage with him—unaware he is the man from that night and William's biological father. As school bullying, Richard's revenge, and dark family secrets emerge, Xavier's true identity is on the verge of being exposed.

To save her best friend, Yana Saul, Hailey Johnson revealed her secret of immortality—only to be betrayed.Coveting her fate, Yana kidnaps Hailey to the Serpent Isle for the soul-swapping ritual. But Yana never expected that the ruler of the isle, Serpent Lord Xavier, is Hailey's ex-husband. Five hundred years ago, Hailey saved Xavier in his mortal form, yet fled from his obsessive love.In his wrath, Xavier cursed her with immortality, binding her forever to an undying destiny...

Will encountered a car accident three years ago and was saved by Nelson. Grateful for the life-saving kindness, he signed a three-year contract to lead Glory Group to become Novaterra's top automotive company. At the end of the three-year term, he resisted bullying from Nelson's daughter, Chloe, and joined FarSight Group. He helped FarSight Group's chairman, Shane, secure a hundred billion order and thwarted Chloe's revenge plans multiple times, ensuring she faced the consequences she deserved.

Olivia Turner loved Zacharias Larson for nine years, but in the tenth year, she found herself imprisoned by Zacharias's own hands. Falsely accused of her grandfather's death and giving birth to another man's child, Olivia faced a wrongful sentence. The true culprit behind the conspiracy was her sister, mistakenly raised by the Turner family and later recognized into the affluent Larson family. Deception, identity substitution, and framing orchestrated Olivia's downfall. It wasn't until the brink of death that Olivia discovered the truth. Yet, Zacharias, the one person she needed to believe her, remained skeptical. Only upon witnessing her lifeless body did he descend into madness.

Yanxing Shen, born into a military family and serving as a female general, was granted the honor of becoming a consort in the imperial palace by the emperor. Upon learning of this, Consort Ning, the most favored consort of the palace, framed Yanxing, leading to the overnight massacre of her entire family. Seeking justice from the emperor, Yanxing found that instead of punishing Consort Ning, he stripped her of her title as a female general. Carrying a deep-seated grudge, Yanxing resolutely embarked on a path of revenge, determined to seek justice for herself. From an official courtesan, she ascended to become a palace lady, and then replaced Consort Ning as the most favored consort. Just as she finally avenged herself, she discovered that her true enemy was someone else.

Olivia Turner loved Zacharias Larson for nine years, but in the tenth year, she found herself imprisoned by Zacharias's own hands. Falsely accused of her grandfather's death and giving birth to another man's child, Olivia faced a wrongful sentence. The true culprit behind the conspiracy was her sister, mistakenly raised by the Turner family and later recognized into the affluent Larson family. Deception, identity substitution, and framing orchestrated Olivia's downfall. It wasn't until the brink of death that Olivia discovered the truth. Yet, Zacharias, the one person she needed to believe her, remained skeptical. Only upon witnessing her lifeless body did he descend into madness.

Six years ago, due to the manipulations of Yvan Leonard's mother, Sheila Solley was forced to break up with him—only to later discover she was pregnant. She secretly gave birth to their child, naming him Lennox Solley, but passed away when Lennox turned five.Left without his mother, Lennox took a photo of Yvan and a love token, and with his loyal dog by his side, wandered hundreds of miles alone to find his father. Yet Yvan,unaware of the truth behind their past, refuses to believe Lennox is his son.

Seven years ago, Clara Snow saved Clyde King, the tycoon of Portis, and later gave birth to his child. Now, with the Snow family bankrupt and her son in need of medical treatment, Clara agrees to marry for money. Meanwhile, her former maid Mary Cox returns from abroad and catches the eye of Clyde's father, who arranges her marriage to Clyde. To outshine Clara on their wedding day, Mary deliberately schedules her ceremony for the same day. But in a twist of fate, Clara ends up mistakenly married to Clyde...

Five years ago, Hailey Penn and Damon Mercer are lovers, but Damon conceals his identity as heir to one of the capital's most powerful families, working undercover as an ordinary employee at his family's branch office. They break up due to a misunderstanding, and Damon suddenly vanishes. Hailey gives birth to their son Cody and struggles as a single mother for five years. When her job transfers her to the capital city Esrane, she unexpectedly reunites with Damon at a business dinner. They clear up their misunderstandings and finally build their happily ever after.

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.

Three years ago, Ryan, America's most promising astronaut trainee, gave up a historic promotion to live in anonymity as a devoted husband to Vanessa. Unbeknownst to him, Vanessa, blinded by materialism, secretly pined for her wealthy childhood friend, Jackson. Heartbroken, Ryan reclaimed his identity to join a perilous national space mission. Knowing he might not return, he anonymously donated a kidney to save Vanessa. Only after his disappearance did she realize her loss.Their final encounter was at a nationally televised awards ceremony... where Ryan stood honored, with an elegant and beautiful woman by his side……

Three years ago, an earthquake struck. Lydia's husband and son died saving everyone in their building. Their neighbor Eleanor gradually forgot their sacrifice in the years that followed. For three years, Lydia has quietly honored her loved ones' memory, while Eleanor has come to see Lydia as a symbol of bad luck. Now Eleanor's son Marcus is about to hold his wedding. Lydia decides to make everyone understand in her own striking way that honoring the departed is honoring life itself, and that remembering an act of kindness keeps warmth alive in people's hearts.

Nina Smith marries Yannick Lewis, one of Landon's most powerful elites, despite having known him for only a short time. Overnight, she becomes the stepmom to his two children. As she navigates her new family, sparks begin to fly between the two of them. To her astonishment,Nina discovers that the children are actually her own! Secrets from five years ago come to light, and her hidden identity is gradually revealed. In the end, justice is served, and Nina and Yannick, together with their children, enjoy a happy and loving family life.

Tina and Alan escape an orphanage as children, but years later, their reunion sparks jealousy and betrayal. As secrets unravel and hidden truths come to light, Tina confronts her past and walks away from everything she once knew. In the end, the reunited siblings stand strong, overcoming the lies and infidelity that once tore them apart, ready to face their future together.

They were once the perfect couple, inseparable from their beloved dog, Lacy. But what she never knew was that he was allergic to dogs — enduring medication just to stay by her side. His jealous stepsister twisted the truth: if she truly loved him, she should take Lacy and leave before his rising career was ruined. Heartbroken, she walked away without a word. Believing he'd been betrayed, he buried his pain and became a football superstar and the founder of a biotech company that later developed a "miracle drug" for canine heart disease. Years later, fate brings them — and Lacy — together again. The dog that once tore them apart now stands between them once more. Will Lacy end their love, or finally witness its healing?