when does katherine show up in season 1

Former commando Shay Langley, now blind and working as a massage therapist, accidentally boards a rideshare driven by serial killer Jordan Cullen on a rainy night. Using her heightened senses,she identifies his true nature and escapes through combat skills. Jordan develops an obsessive fixation on Shay and relentlessly stalks her with escalating threats. When police doubt Shay's contradictory testimony, she teams up with delivery worker Kit to investigate,discovering the killer operates multiple vehicles. She acts as bait to lure Jordan into a trap and subdues him in darkness using her senses and combat training. After Jordan's arrest, Shay becomes a criminal investigation consultant while Kit pursues a career as an auxiliary officer—together, they stand guard over justice.

Lydia Judd watched helplessly as her mother died at the hands of her abusive father. If given a choice, she would rather have never been born than let her mother marry him. Then, fate grants her a second chance—she wakes up in the past, when her mother is still young. Determined to change her fate, Lydia helps her escape her toxic family and keeps her away from the man who would ruin her life. Instead, she entrusts her to Shawn Lane, a man who had secretly loved her mother in their past life. As her mother's future shifts, Lydia begins to fade. On the day her mother gets married, Lydia quietly disappears, her mission fulfilled.

Legendary diplomat Wanda Jason once left the Ministry of Foreign Affairs for love, only to be rejected by her husband, Marshal Liam Joy, and their son Felix. Resolute, she divorced him and returned to diplomacy under the name Wan,stunning the world once more. When Liam realized his mistake, it was too late. Yasmin Zeal,desperate to marry Liam, exploited her brother's life-saving debt and drove a wedge between Liam and Wanda, until her true identity as a traitor's sister was exposed. Regretfully, Liam went to war and died in battle, leaving a final confession: "My only wish was to grow old with you." Wanda, with her son and adopted daughter,took up a new mission—walking toward a new dawn.

Priscilla Lewis grows up in a family that favors sons over daughters. To evade family planning laws, her parents falsely claim that she and her younger brother, Quincy Lewis, are twins. From childhood, she and her older sister, Paige Lewis, endure unfair treatment while their brother receives the best of everything. When Priscilla excels in the college entrance exam and earns a spot at a top university, her parents refuse to let her attend, insisting that the opportunity belongs to her underperforming brother. They try to force her into marriage, but Paige helps her escape. In her place, Paige endures humiliation in an unwanted marriage. Years later, Priscilla returns, reclaiming the dignity and justice owed to both her and her sister.

Five years ago, Ella Cain ended up spending a night with Liam West after being set up by someone, resulting in the birth of her son, Oliver Cain. Fast forward five years, Ella's grandfather insists she get married to inherit the family business. Reluctantly, Ella agrees. In an unexpected twist of fate, she crosses paths with Liam once again. After navigating various challenges, Liam falls in love with Ella and discovers that Oliver is his son, a fact he had not acknowledged due to family matters. Ultimately, with Oliver's help, they clear up their misunderstandings and come together in the end.

The well-known actress Mia Stone has been set up by her sister with the intention of ruining her reputation. However, in a twist of fate, she ends up having a one-night stand with Jay Lynch, the CEO of Lynch Group. Disappearing from the spotlight for a year, Mia resurfaces on the day she gives birth, crossing paths with Jay once more.

Celia grew up in an orphanage. After being reunited with her family, her mother passed away during a bitter divorce. The orphan girl she adopted, Nancy, turned out to be a matchmaker who accidentally bound Celia to her cold CEO boss, Henry. Haunted by childhood trauma, Henry was physically allergic to women, rendering his blind dates disastrous—until he met Celia and relentlessly pursued her. Mistaking his avoidance of others as disinterest in women and fearing their professional ties, Celia fled and even tried to quit. They forged a marriage pact to cure his condition, but their fragile bond was sabotaged by Celia's stepsister. With Nancy's schemes and Henry's grandmother's support, their relationship deepened. When Celia's childhood friend returned, declaring their love a "fake crush." Could their fragile bond survive?

Jana was the ultimate admirer of the school heartthrob Zell for three long years. She brought him breakfast, bought him medicine,and was on call 24/7, 365 days a year. On New Year's Eve, after her 1,081st confession was publicly humiliated, she declared "game over" and walked away. It turned out that she was actually the heir to the Carter Group. Three years ago, to win a bet with her childhood friend Zed, Jana had pretended to be a poor girl to pursue Zell. Three years later, with the bet concluded, Jana reclaimed her identity and left Zell. When Zell learned the truth, he was filled with regret. He teamed up with the malicious Wendy to seek revenge at Jana and Zed's wedding, but their plan backfired and they were utterly defeated!

Seven years ago, Shawn Lynn lost everything while Joanna Landry owned everything. Yet for love, Joanna gave up everything and eloped with Shawn. For that, she was mocked by all others, down and out. Seven years later, Shawn returned as a success, with power and wealth in his hands, deciding to make up for his love.

Seven years ago, Shawn Lynn lost everything while Joanna Landry owned everything. Yet for love, Joanna gave up everything and eloped with Shawn. For that, she was mocked by all others, down and out. Seven years later, Shawn returned as a success, with power and wealth in his hands, deciding to make up for his love.

As the only daughter of the Merrick family, Kirsty Merrick bears the responsibility of marrying into the prestigious Bartley family to lead the Merrick family to new heights, as carefully orchestrated by her mother Evanna Taylor. Kirsty successfully secures a betrothal with Morgan Bartley, the playboy son of the Bartley family's second heir. Unknown to Kirsty, Morgan has been secretly involved with Jess Merrick, Kirsty's only friend who grew up with her in an orphanage. Years later, when brought back to the Merrick family, the kindhearted Kirsty could not bear to abandon Jess, and thus pleaded with her parents to take Jess in as well. Now, Jess has begun an affair with Kirsty's fiance Morgan. To get back at Morgan, Kirsty designs a plan to seduce and intoxicate Nicolai Bartley, the young CEO of the Bartley Group, leading to the start of a dangerous "underground affair."

Katy Ferguson is a renowned businesswoman in the city who dotes on her biological daughter Naomi Ferguson, giving her everything while remaining cold and distant toward her adopted daughter Alice Ferguson. However, Naomi schemes to steal the family fortune,causing Katy immense suffering. Before dying, Naomi reveals the truth: she's actually a fake daughter! Everything stemmed from butler Howard Adams' conspiracy years ago—he switched his own daughter with Katy's real daughter, deceiving Katy for her entire lifetime. Only in her dying moments does Katy realize that the "biological daughter" she spoiled her whole life wasn't as worthy as the adopted daughter she drove away three years ago. Given a second chance at life, she decides to shower all her love on Alice instead.

Jana was the ultimate admirer of the school heartthrob Zell for three long years. She brought him breakfast, bought him medicine,and was on call 24/7, 365 days a year. On New Year's Eve, after her 1,081st confession was publicly humiliated, she declared "game over" and walked away. It turned out that she was actually the heir to the Carter Group. Three years ago, to win a bet with her childhood friend Zed, Jana had pretended to be a poor girl to pursue Zell. Three years later, with the bet concluded, Jana reclaimed her identity and left Zell. When Zell learned the truth, he was filled with regret. He teamed up with the malicious Wendy to seek revenge at Jana and Zed's wedding, but their plan backfired and they were utterly defeated!

After years of cultivation, Zoey was struck by lightning—only to wake up inside a novel as the pitiful girl whose fate had been stolen. Faced with the Stuart family's cruelty, she fought back with her fists—and accidentally ended up with a virtuous fiancé. Using her spiritual powers, she uncovered the mastermind behind the Fox family's misfortunes and suddenly found herself pampered beyond belief.

Wen Li wakes up inside a novel and discovers she's the story's doomed side character. On her wedding day, the male lead, Gu Yanzhi, abandons her for his true love, turning her into a joke. Later, he abuses her to help his lover rise in status, even pushing her to suicide. But this time, Wen Li decides to change her fate. She marries Gu Yanzhi's younger uncle instead and becomes their aunt, ready to teach them both a lesson. Meanwhile, Song Xuening, the capital's famed miracle doctor, claims to heal the incurable—until Wen Li revives someone she couldn't save. When Wen Li's true identity is revealed, Song Xuening's reputation crumbles.

Erica Stuart married Frank Lucas and became the CEO of Lucas Group. After their daughter Mandy went missing, they adopted Sharon and treated her as a treasure. Even after they found Mandy and brought her back, they still favored Sharon and designated Sharon as the heir of Lucas Group. Unexpectedly, Sharon set Erica up and killed her. Coming back to three years ago, Erica decided to reveal Sharon's true colors and make it up to her biological daughter Mandy.

The male lead, Alexis Brookyn, is the chairman of Skyreach Group. To experience ordinary life, he disguises himself as a rideshare driver and meets the female lead, Sienna Gibson, while picking up passengers, saving her from disaster. He repeatedly rescues Sienna from danger, and as they navigate through crisis after crisis together, feelings gradually develop between them. They slowly grow fond of each other and eventually end up together.

The male lead, Alexis Brookyn, is the chairman of Skyreach Group. To experience ordinary life, he disguises himself as a rideshare driver and meets the female lead, Sienna Gibson, while picking up passengers, saving her from disaster. He repeatedly rescues Sienna from danger, and as they navigate through crisis after crisis together, feelings gradually develop between them. They slowly grow fond of each other and eventually end up together.