when does mandy come into young sheldon

Cherry Jepsen is the Jepsen family's biological daughter who was switched at birth. After 18 years, she returns home, and everyone expects her to compete with the daughter raised in her place, Rudy Jepsen. Instead, the first thing Cherry does is cling to Rudy's side as an ally. Through their growing bond, Rudy is moved by Cherry's genuine affection. The two sisters unite to crush their enemies and each finds sweet romance along the way.

Zelda Lang never expects to find herself in a whirlwind marriage with Theo Wolfe, the powerful CEO of the Wolfe Corp. Bound by a promise to her late mentor, she secretly sneaks into Theo’s room every night to treat his mysterious illness. Despite her efforts, Theo keeps his distance, wary of her motives. Little does he know, the woman he's pushing away is the very miracle doctor he's been searching for all along…

Corporate drone Scarlet Bell accidentally transmigrates into a book as a billionaire socialite. That very night, she goes to a top-tier club and brings home a male escort Roger Lawrence. Unexpectedly, the man is not only handsome but skilled in everything, teaching her business hand-in-hand and repeatedly saving her from danger. Just as their feelings deepen, Scarlet is forced into an arranged marriage by her family. Roger comes to propose, and only then does Scarlet discover that this man is actually the world's richest person.

Nancy, a small-town girl, decides to marry Steven, a homeless man she rescued by chance. She does this to avoid being forced by her foster mother to marry the town bully. Nancy doesn't realize that Steven is the president of the Williams Group and is actually engaged to the heiress of the Thompson Foundation, who went missing years ago—and who is, in fact, Nancy herself. But then Lily stole her identity. How can Nancy get back what she's owed?

Cinderella Christina Lynch married to a wealthy and influential young master out of circumstances. The huge difference in their identities posed numerous obstacles for the two. Wait and see how they work together in the wind and rain, loving until the end of time...

Betrayed by her boyfriend, Ruby Ayers is forced by her mother into a contract flash marriage with his elder brother,Toby Shaw. Ruby pretends to accept it, planning to run away on their wedding night—only for Toby to catch her personally. Little does she know, she once saved his life.Now, the narcissistic ex comes crawling back, and the scheming stepsister sets trap after trap—but Ruby turns every scheme against them with ease. What will her stepsister do next? Stay tuned!

Live-streaming sensation Kate Turner finds herself framed—and in a twist of fate, transported back to 1994. In this unfamiliar world, she crosses paths with Ewan Clark, a sharp-minded young man recently returned from overseas. Determined to survive, Kate leverages her modern marketing savvy to spark a business revolution, quickly making a name for herself.As Kate and Ewan face off against rivals and sabotage, a bond begins to form between them. But success draws envy. Back home, Kate’s own family, consumed by jealousy, subjects her to constant manipulation and cruelty. Refusing to back down, she fights to reclaim what's hers—with Ewan standing firmly by her side.Through hardship and ambition, love quietly takes root. And thirty years later, when Ewan gets down on one knee, the two look back on their journey—from past to present—and step into a future they've earned, hand in hand.

Leroy Miller is the most gifted assassin ever produced by the Valley of Villains.Before his graduation, his mentor Veronica presents him with five beautiful women as a reward. The women are enchanting and seductive, but each conceals deadly intentions—they plan to strike Leroy down the moment he lets his guard down. Little do they know, Leroy has perfected the assassin’s creed of absolute ruthlessness. When Leroy finally descends from the mountains, he encounters masked assassins from the Black Dragon Sect pursuing Cleo Turner, a poisoned young woman who desperately grabs his arm for help. Leroy coldly glances at her and pushes her away, turning to leave. The assassins grow arrogant, shouting at him to get lost. But then Leroy’s gaze cuts through them like a blade, and his killing intent instantly envelops the entire scene...

In the grip of her brother's addiction and her mother's debts, a struggling young woman seeks refuge in a contractual affair with her charismatic CEO. But as their bond deepens, she realizes she's merely a stand-in for his ex-girlfriend.

Beth Hart, a woman who sacrificed everything for her family, faces infidelity, manipulation, and societal judgment. ​ With the help of Matthew, a young mysterious EF1 legend, she reclaims her power, dismantles her toxic marriage, and embarks on a journey of self-love and freedom.

In the age of interstellar mechas, humanity faces an alien invasion. Ken Yale, a young man of extraordinary talent,stumbles upon the gravely wounded Queen of the Star Alliance. Mistaking her for a mecha pilot, he throws himself into a battle that will reshape the fate of the galaxy!

Shawn, heir to the renowned Divine Health Clinic, was left severely wounded during a robbery—until a chance encounter saved his life. The head of the prestigious Chester family happened upon the scene and rescued him. Grateful for their intervention, Shawn vowed to repay the debt by serving the Chesters, using his medical expertise to treat their young mistress, Minae, who suffered from a rare aging syndrome. For three years, Shawn worked tirelessly, elevating the Chester family's reputation while secretly restoring Minae's health. Yet, unaware of his true identity, Minae constantly tested his patience with mistrust. When his term of service finally ended, Shawn left, determined to reclaim his rightful place. Without his treatment, Minae's condition worsened. Desperate, she turned to Divine Health Clinic for help, only to discover that the master physician she had dismissed was none other than Shawn himself.

Jennifer was originally a wealthy young lady who mistakenly thought Eldridge had helped her and fell in love with him. She concealed her identity, silently supporting the poor Eldridge. However, just as Eldridge was about to achieve success, he abandoned Jennifer to marry a wealthy young lady in order to advance his career. Eldridge and his family treated Jennifer as a thorn in their side, insulting and defaming her in front of numerous dignitaries. Once Jennifer understood the truth, she revealed her identity as the daughter of the richest man, humiliating Eldridge back. Eldridge and his despicable family regretted their actions and tried to appease her, but it was too late. Jennifer loudly proclaimed to the world that Eldridge was unworthy of her. At the same time, Herschel, the man who was engaged to Jennifer in their childhood, found her and spared no effort to seek revenge on her behalf, fulfilling his wish and eventually winning her heart.

In her previous life, Hannah Watts was granted the highest noble title and lived in glory, while Liliana Watts became a young widow. Consumed by jealousy, Liliana murdered Hannah, but unexpectedly, both sisters were granted rebirth together, returning to the day they were both to be married.This time, Liliana fights to marry the financially ruined Keagan Randall, believing she can swap their destinies, unaware she's sending herself to her doom... In the previous timeline, Liliana suffered as a young widow living in hardship, while her unfavored sister Hannah became a Duke's wife, basking in endless glory. Liliana firmly believes her misfortune stems from marrying the wrong man. So in this second chance at life, Liliana desperately arranges to switch marriage partners with Hannah, thinking she can exchange their fates, not realizing she's walking down a path of no return.

Olivia Jones had failed five times to win over the school heartthrob, Boyd Chappell. On her sixth reincarnation, the system finally suggested a change—try his quiet best friend,Ethan Carter.She braced herself for another uphill battle, but to her surprise, Ethan was easy to get close to. He remembered everything she liked, always showed up when she needed him, and even… had photos of her from all five of her past lives.Turns out,he had secretly loved her for years, silently watching her through every cycle of rebirth."This time… could you look at me?"he asked softly.Olivia wavered. She had come to fulfill a mission—but found herself falling for his quiet tenderness instead.When the system declared the mission complete and asked for her final wish, she didn't hesitate:I want him.—After all the chasing, it was the one who waited for her that became her true redemption.

A young woman becomes a nanny for a powerful mafia boss's niece, only to be pulled into his world of crime, danger, and a forbidden desire. As secrets surface and enemies close in, she must fight for survival while resisting a man who would either protect her or destroy her completely.

Christie, a struggling single mother, steps in for the wealthy socialite Sophie Yates on a blind date with the returning commander, Sewell Lewis, in a desperate bid to save her ailing son. Little does she know, she is the very woman he has been searching for over five long years—the one he never forgot. As the blind date spirals out of control, Christie tries to avoid him, but her true identity begins to surface. Caught between lies and genuine feelings, Sewell's pursuit becomes unwavering. Amid the chaos and heartache, their tangled paths finally converge, and they embrace the honesty of their love.

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.