who is a and why in pretty little liars

After Julia Mason awakens from eight years in a coma during which Aaron Hall loyally cared for her, she decides to marry him with an extravagant dowry to show her gratitude. Aaron's family, unaware of Julia's true identity, skeptically but happily prepare for the wedding. However, Aaron's materialistic cousin Lily and her family cause trouble by showing up uninvited. At the wedding banquet, Lily and other relatives mockingly suggest Julia cannot afford the promised dowry, but Julia makes a dramatic entrance that silences all critics and reveals her true wealth and status.

A jealous, domineering, romantic warlord marshal drives the story.The original Maeve Wilder didn't accidentally drown—she was murdered. In the treacherous governor's mansion filled with scheming hearts, Maeve must find the real killer to survive. She's the legal wife of Marshal Samuel Graham, while her half-sister serves as his concubine. The mansion also houses the old matriarch (Samuel's grandmother) and four other concubines. Beneath the calm surface lurks deadly danger—even her own husband Samuel avoids her.Surrounded by enemies, Maeve uses her exceptional medical skills and intelligence to gradually earn Samuel's trust and uncover the truth behind her "accidental" fall into the well. One by one, seemingly innocent "accidents" reveal their sinister nature—the mansion is a gilded cage that devours people. Meanwhile, Samuel becomes captivated by Maeve's sudden transformation. From coldly watching her survive dangers to rescuing her from fire and water, Samuel finally realizes—he's fallen for her.

When Lila impulsively kisses a stranger to get back at her cheating ex-boyfriend, she has no idea she's just locked lips with Colton Denizen, a billionaire and her esteemed college professor. As sparks fly, their passionate yet secretive relationship leads them into a thrilling adventure. Together, they must unravel the mystery and bring down the elusive Rogue King. Lila and Colton's bond is tested in ways they never imagined. Will their love survive the secrets and perils they uncover?

Seven years ago, ordinary girl Emily learned that her husband Vincent was actually the heir to a mafia family. Back then, Vincent had fractured his arm in a car accident and urgently needed surgery. His father laid down a condition for the treatment—Vincent must divorce Emily. Deeply in love with Emily, Vincent refused without hesitation, never expecting their conversation to be overheard by her. Unwilling to hold Vincent back, Emily chose to leave voluntarily, only to be caught in a car accident on the way. Vincent mistakenly believed Emily had died and was consumed by overwhelming grief. However, Emily not only survived but also gave birth to their daughter Lily—though she herself was left seriously ill as a result. To get treatment for her mother, Lily accidentally crossed paths with Vincent. Yet Vincent neither knew Lily was his daughter nor recognized that the mother of this "little wanderer" was the Emily he’d been yearning for day and night. Worse still, he even spoke harshly to her...

In his pursuit of a non-materialistic life partner, a billionaire CEO, Cyril Saul, masquerades as a deliveryman to explore blind dates.During one such encounter, a girl named Sabrina Doris, oblivious to his true identity, makes a startling confession, "I seek no wealth, no lavish homes, nor fancy cars. If you sincerely care about me, I'm ready for a simple life with you. Will you marry me?" By the time they met, Sabrina was having lunch with her snobbish future mother-in-law, who disparaged her modest family background, assuming she was only after money. The woman even presents Sabrina with an unfair prenuptial agreement.

Lydia’s lifelong dream is to become a pastry chef and make lives sweeter with her desserts - yet her own life is full of bitterness and suffering. Things change when the billionaire Scott shows up, and with a little white lie, changes Lydia’s fate. Lydia has no idea it all started with her kindness five years ago…

The genius young master was harmed and became a fool that was despised by everyone. He was also forced into a marriage. When he recovered, the world trembled for his existence. 

Kyle Cooke believes he and Sara Wood are a loving married couple—five years of marriage as proof of their happiness.However, when he goes to the city hall to replace their coffee-stained marriage certificate, he’s shocked to discover the system shows him as “unmarried,” while Sara’s spouse is registered as another man—Noe Gibson. This discovery unveils a brutal truth: Kyle once caught Sara in an intimate moment with Noe, but she begged forgiveness claiming she was “looking for a stand-in,” even threatening suicide. After learning of her determination to “never let him find out,” Kyle’s heart dies completely. He decides to cancel his domestic identity, change his name, and disappear forever.

Memory stolen. Love betrayed. As Gabriel clings to a new wife, Sebastian fights the shadows alone. But destiny doesn’t forget. When the past catches up, will Gabriel remember before Sebastian sacrifices everything to bring him home?

As a child, Sherry Louis was rescued from the streets and adopted by Tyler Louis.Foreseeing a family calamity, her master took her in, trained her in martial arts, and sent her abroad for experience. Years later, she had risen as the Divine Phoenix. Upon learning of her foster father's death and the oppression of her siblings by their relatives, Sherry returns home. Now a formidable force, she is ready to confront and crush all who stand against her family.

Betrayed by her stepbrother Edward and left to die with nothing but regrets, Celeste Welsh gets a second shot at life. This time? She's playing for keeps. Revenge against Edward is at the top of her list—but things get complicated when love unexpectedly walks in. Now, she's juggling payback and passion, determined to live this life with no regrets. Sweet, fierce, and unstoppable, Celeste is rewriting her story…

Ethan mistakenly believed that Scarlett's father had killed his own father, leading him to confine Scarlett in a mental hospital, where she endured torment for two years. Later, Ethan, in an effort to thwart his stepmother Evelyn's scheme, chose to enter into a fake marriage with Scarlett, with a three-month deadline. However, just as Ethan and Scarlett received their marriage license, Ethan discovered the mysterious woman he had slept with, Sophia.

The legendary Miss Santos died and became the adopted daughter of the Santos family, Heather. Heather’s adoptive parents forced her to get engaged to Timothy Eves, a crippled man. But, they didn’t know that Timothy was actually the primary heir of the Eves family, and that Heather was not the same village girl, but a female MMA champion, a miracle-working doctor, and a top hacker.

After her father's betrayal destroys her family, Jeri Snider abandons her fortune and disappears, only to be saved by struggling entrepreneur Clayton Lynn. She helps him build his empire in secret, but once he rises to power, he turns on her, even cheating with her relative, July. When July exposes Jeri and sets her up to be assaulted, mysterious tycoon Craig Lawson intervenes. But why does he care? Jeri once left him without explanation, and now his sudden return feels… calculated. Is love the real motive? Or is this marriage just another trap? Jeri must outsmart them all—before she loses everything for good.

Evelyn Willow, a strong female general, is honored by the emperor with the title of "Wise General" for her victories. Returning to the capital for her sister Vera Willow's wedding, she's mistaken for a beggar due to her worn clothes. Despite this, Vera fiercely defends her. But on the day of the wedding, Vera is betrayed by her entire in-law family. Evelyn uses her power to strike back, defending her sister's honor. After helping Vera annul the marriage, she arranges a new match with Caius Nelson. On the day the duke sends his betrothal gifts, both sisters unexpectedly encounter the parents who abandoned them. Evelyn decides to make them regret their actions for the rest of their lives.

Business legend Zara Sorrel is betrayed by a scumbag and transmigrates into the body of Cassie Young, who grew up in the countryside with the Young family. Cassie is then forced by her stepsister to take her place in a marriage alliance, wedding the disabled eldest son of the powerful Moser family.Looked down upon by everyone, Cassie thrives within the privileged family and the business world! She not only bankrupts the abusive Young family but also ensures her treacherous ex meets a gruesome end.

In his original timeline, Felix Cheney, chairman of Lacario Group, was betrayed and tormented by Ena Lewis and her family. He lost his company, watched his mother suffer, and ultimately died in despair—with hatred in his heart. But fate gave him a second chance. Reborn in 2018, Felix vowed revenge. At a charity auction, he set up Ena's mother, Gloria Lindsey, let her overbid, and then refused to pay, plunging her into chaos. Meanwhile, he found Lacario Group in disarray under Ford Lewis' mismanagement and began purging the rot from within. As his family faced harassment from Howard Lewis, Felix stepped in just in time to protect his sister, Sharon. Through the trials that followed, he rebuilt broken bonds and led his family toward a stronger, brighter future.

Emperor of Averna, Jamie Scott, returned from a personally led victorious expedition, but was tricked by those around him. He discovered that the person he loved was actually his female general Harlee Watson. After Jamie Scott's death, he was reborn into the modern world and discovered that Harlee Watson was his contracted wife in this life. Jamie Scott swore that he would never love the wrong person again in this life, to make up for the regrets of his previous life. However, in this life, Harlee Watson liked someone else instead...