At Seoul's prestigious Cheongdam Elite Academy, perfection isn't just expected-it's demanded. Jennie Ruby Jane Kim, the untouchable queen of wealth and brilliance, hides an obsession behind her flawless exterior: Lisa Manoban, the school's untamed rebel and her only rival. Lisa, with her casual charm and quiet defiance, doesn't fit into Jennie's polished world-but that only makes Jennie want her more. What begins as subtle fascination spirals into a consuming desire, as Jennie's sweet gestures mask a darker need for control. Lisa, slowly drawn to Jennie's hidden vulnerability, finds herself unable to resist. But as passion turns to possession, their intoxicating connection threatens to unravel, pulling them both into a dangerous game of power, love, and madness.

Jennie Kim is a young, no-nonsense literature professor who recently joined the college staff. Known for her cold and serious demeanor, she's brilliant and commands respect in the classroom. She has no patience for distractions and expects nothing less than perfection from her students. Lisa Manoban is a senior with a reputation for being a troublemaker. She's smart but lazy, often skipping classes or showing up just to tease the professors. Lisa is especially infamous for her flirtatious nature, charming her way out of trouble with her good looks and quick wit. When Jennie becomes Lisa's professor, their dynamic immediately sets sparks flying. Jennie refuses to tolerate Lisa's antics, while Lisa is intrigued by Jennie's cold, unshakable attitude and decides to make her "crack."

Lisa Manoban is a star basketball player of Seoul University but she always finds herself to be in trouble. Jennie Kim is the head cheerleader of Seoul University. She is the sort of punisher when it comes to people who cannot keep themselves out of troubles. Different personalities but will manage to find one another in each other's arms.

She's sweet but a psycho Hot but a psycho And her name is none other than 'Jennie Ruby Jane Kim'. The story is inspired by the song 'Sweet but Psycho' by Ava Max ⚠️ Content Warning ⚠️ This is a dark romance story. It contains mature and potentially triggering themes such as obsession, manipulation, emotional intensity, and toxic relationships. Please read with caution. This is a work of fiction and not a model of healthy love.