when does alison come back into pretty little liars

After Mia’s only son, Noah, was rescued and adopted by the CEO of the Brown Group following a car accident, Mia and her husband, Adam, never stopped searching for him. They spent every last penny on posters and search efforts, even to the point of starving themselves. After twenty long years of desperate attempts to reunite with Noah, he finally returns… But now, he’s the new billionaire CEO of the Brown Group. Back in his hometown, he has arrived to visit the only family refusing to sell their land to the Brown Group — while secretly hoping for a chance to find his biological parents.

In a calculated move to align herself with the illustrious Grey family, Baird Grey's former lover, Muriel Will, drugged him. However, her plan backfired when Baird eluded her trap and found himself slept with Tess Yule. Fearing exposure, Muriel bribed Ken Aly to falsely claim responsibility for what happened. Unaware of the deception, Tess brought forth a set of quadruplets, only to have three of them callously discarded by Muriel, while the remaining child, Joy, was placed under Ken's guardianship. For seven long years, Ken deceived Tess, exploiting her trust until, upon his promotion, he heartlessly cast her aside and seized her new home. Luckily, in a twist of fate, Tess's act of kindness towards Baird's grandfather led to a reconnection with Baird. In this unexpected reunion, she made a startling realization: the one she had tirelessly sought for years had been a constant presence in her life.

In her past life, Wendy Croft was a bright and beloved college student, cherished by her family. Yet her trust was betrayed—by a biased fiancé, and Vicky Bush, who stole her college admission letter and condemned her to a tragic marriage, drowning her in endless children birth. Given a second chance, she refused to relive the same nightmare. When her fiancé conspired to harvest her brother's heart for Vicky, Wendy decisively signed the organ donation form herself, turning the tables. Before Vicky could steal her identity to attend university, Wendy secured her own rightful place, crushing Vicky's ambitions. And when faced with her fiancé's manipulative mind games and the deceit of a two-faced rival, she ensured they reaped what they had sown. Determined to walk her path alone, she never expected to catch the eye of the campus heartthrob—only to discover he had been silently guarding her, life after life...

When the biological daughter of the White family returns, Sabrina Thompson ends up suffering humiliation as her parents have mistakenly taken her for their real daughter. After being told to return to her family in the countryside, she is left dumbfounded upon discovering that the seemingly ordinary village is, in reality, the prestigious abode of the world's top billionaire.

Dean Smith returned from working in another place, only to hear his wife, Amy Smith, reveal that she had lost the 500,000 dollars after her close friend, Polly Nell, tempted her to gamble. And the money was urgently needed for their daughter's heart surgery. Dean suppressed his overwhelming anger. The cheating tricks he learned in the casino suddenly came flooding back to him. He disguised himself as a rookie gambler and infiltrated the gambling den.With his extraordinary skills and psychological warfare,he set up a trap step by step to make the gambling ringleader and Polly pay a heavy price, determined to reclaim his daughter's chance of survival.

After Miranda Quinn, the heiress of the Quinns, spent an intimate night with Daniel Jonas, he mysteriously vanished without a trace. Miranda's stepmother and stepsister conspire to catch her in the act and accuse her of promiscuity, leading to her expulsion from the house. Feeling betrayed, Miranda retreats to the countryside and apprentices under an expert doctor to learn medical skills. Discovering her pregnancy later on, she gives birth to quintuplets. Six years down the line, she returns to her homeland with her children and opens a clinic. Meanwhile, her five children are eager to find their father...

Harold and daughter Demi are critically injured in a riot,with Demi fighting for her life. When the hospital faces a Type A blood shortage, his wife Violet signs away the life-saving blood to save Jack, son of her first love Nate, who claims the boy has leukemia. She abandons her dying daughter without hesitation.Heartbroken after six years of devotion, Harold resumes his hidden identity as heir to the powerful Summit Group. He saves Demi and disappears. Finding Harold's abandoned phone filled with loving messages and final farewell, crushing regret overwhelms Violet.

When single mom Diana starts working as an air traffic controller, she hears her ex-boyfriend Anthony’s voice over the radio. Since Diana broke up with him for the sake of his captain dreams, she’s grateful her sacrifice wasn’t in vain, and keeps hiding that he’s the father of her daughter. But she doesn’t know Anthony is actually the new billionaire CEO of their airline!

On a dark and stormy night, Mia found her mother killed in the study. Jack, her father, handed her over to the police as a suspect without giving her a chance to explain. With the help of her brother Daniel, Mia was bailed out of jail and hired a private detective, Edward, to investigate her mother's death. As the investigation progressed, Mia discovered a huge conspiracy behind her mother's death, and even her own father and Edward were involved......

Lawrence, the heir to the powerful Lutz family, was betrayed by the one person he loved most in his past life. His childhood sweetheart, his fiancée, fled their engagement banquet to rescue her lover, humiliating him in front of everyone. To make matters worse, she conspired with his younger brother, causing the downfall of his family and leading to his tragic end. But fate has given him a second chance. This time, Lawrence will make his fiancée pay for her betrayal with her blood. He will reclaim everything that was stolen from him and make those who wronged him regret their actions.

Thanks to his master's arranged marriage, Xander Yates embarks on a journey into the city to find his betrothed bride and encounters a series of remarkable adventures. Dedicated to dispensing justice, he uses his skills in acupuncture to earn a living and save lives along the way. Those who provoke him will be struck, while those who show him love will be cherished! Meanwhile, the captivating beauty, Lea Russ, harbors a secret affection for him. As Xander wanders into the bustling chaos of city life, his skills in medicine and martial arts help him gain power and influence. Yet, amidst it all, he yearns for the simplicity of the mountains…

To get back at the unfaithful man and his mistress, Wendy Broad came up with a plan. She pretended to have lost her memory and acted as the “younger sister” of Harvey Austen, the powerful uncle of the mistress. At first, Harvey was annoyed by this new “sister”. But slowly, he started to like her. However, just when he was about to use his role as her brother to keep her close, he found out the truth.

On a rainy night, Emma Thorn crosses paths with Theo Gray while desperately trying to raise money for her brother's medical treatment. He's cold and wealthy; she's headstrong and unyielding. Their lives collide again and again—on campus, in the workplace, at glamorous banquets—each encounter sparking tension and unspoken feelings. But love is never simple. Emma mistakes Theo for a heartless flirt, while his jealousy drives him to test her at every turn. Will they break through the walls between them and find their way to true love?

In her past life, manipulated by her sister, Janna fell for the wrong man and betrayed her husband, Keith Lane, leading to their tragic death in a fire. Reborn, she resolves to rewrite her fate, protecting and cherishing her husband this time around.

Just when Angie Stone feels her life is perfect—enjoying the warmth of her family and the success of her career—a sudden twist of fate pulls her from the clouds and plunges her into an abyss. A hidden conspiracy quietly unfolds, and she is ruthlessly thrown into a dark, secret room, completely isolated from the outside world. The only link to the outside is a two-way mirror, offering a glimpse of the world beyond. Through it, Angie is horrified to realize she is trapped behind the walls of her own bedroom.

As the most powerful man in Rivton City, Barlow Sapir hated the most when women threw themselves at him. However, the first time he met Elvira Ann, the latter solemnly declared, "I'm not interested in you, Barlow Sapir." The second time, she swore to God, "I won't sleep with you." Then there was the third time… the fourth time… But little did Elvira know, Barlow Sapir desired nothing more than her love. The more she tried to get rid of him, the more he yearned for her. What could she do?

Joanna, the only daughter of wealthy Spencer family, was abandoned by her grandmother who favored boys. After losing her memory, she was raised by a fishing village elder. By a twist of fate, she joined Spencer Group, where misunderstandings led to her regaining her memory and reuniting with her family.

Despised by his in-laws, Marshall leaves with his wife and daughter, only to reveal his true identity as Harrington Group’s new CEO. Facing betrayal and family rejection, he fights to reclaim his dignity and build a new life on his terms.