Dr. Woo Seulgi is the perfect girlfriend to superstar Yoo Jaeyi in front of the cameras. But when the lights go out, all that remains is cold silence and a twenty-five-year-old wound that never truly healed. This scandal is the greatest performance Jaeyi has ever given, with the risk of losing her heart for the second time.

Yoo Jaeyi has everything. Money, beauty, fame, except freedom. Then her mother hires Woo Seulgi, a quiet ex-soldier with steady hands and eyes that see through every wall Jaeyi hides behind. Seulgi was meant to be protection. Instead, she becomes comfort. Safety. Home. But danger is closer than anyone realizes, and falling in love with her bodyguard might be the most dangerous choice Jaeyi ever makes.

At Chaewha Girl's Highschool, Yoo Jae-i and Woo Seul-gi are the untouchable top students brilliant, beautiful, and bitter rivals. For years, Jae-i thrived on Seul-gi's frustration, obsessed with every win, every loss, every look in her eyes but when admiration twists into obsession, and rivalry turns into something darker, their dangerous game begins to blur the line between love and war. In a school where status is survival and secrets bleed beneath the surface, one wrong move could ruin everything. How far will a love built on rivalry go before it burns?

Yoo Pilsun (17) Living on the outskirts of Seoul, Pilsun was well known for her rebellious and masculine appearance that attracted the attention of both boys and girls. A carefree spirit, she never took school seriously, dreaming only of becoming a dancer. While her twin sister Jaeyi excelled in academics, Pilsun lived for the thrill of living in the moment, challenging the expectations of those around her. Despite this free spirited attitude, she secretly harbored a soft spot for Woo Seulgi, the shy nerd from her class. Little did she know that moving to Seoul would set in motion a chain of events that would lead to rivalry, love, and an unexpected emotional conflict. Yoo Jaeyi (17) The epitome of intelligence and discipline, Jaeyi was a top student at her prestigious school in Seoul, determined to follow her father's medical legacy. Her ambition and smarts earned her the admiration of many, particularly from her fellow students. However, life was far from perfect, her relationship with her twin sister, Pilsun, had always been strained, and she found it irritating when Pilsun unexpectedly moved to Seoul. Jaeyi's world would shift when she began working closely with Woo Seulgi on a school project, slowly uncovering the complexities of her own heart, and feelings she didn't expect for her sister's best friend. Woo Seulgi (17) Raised in a poor family, Seulgi always believed that education was her only escape. However, after her family's decision to move to Seoul, Seulgi's life took a dramatic turn. She was quiet and introverted, often lost in her books, but Pilsun's unexpected arrival in Seoul changed everything. Though Seulgi was grateful for Pilsun's protective nature, she never imagined the emotional turmoil that would follow. As she grew closer to Jaeyi during a school project, Seulgi found herself torn between the two sisters, each of whom was fiercely protective and increasingly invested in her well being.

Lee Hyeri has always had it all - beauty, brains, and the kind of cold untouchability that keeps everyone at a distance. Engaged to a powerful CEO and topping her class at Korea's most prestigious international university, her path seems flawless. Until the one person who ever truly challenged her - Chung Subin - returns. Subin, her former academic rival and the only girl who ever threatened her perfect crown, steps back into her world without warning, dragging old resentments, sharp tensions, and dangerous new feelings with her. What starts as a battle of pride soon twists into something far more volatile, as every collision between them leaves bruises - and sparks. In a world where reputation is everything and vulnerability is a risk neither can afford, Hyeri must confront the one thing she's spent her life mastering: control. Because some rivals are meant to be conquered. And some are meant to be lost to.

Seulgi agrees to a one-year fake marriage with Yoo Jaeyi, the hospital's cold but brilliant doctor and the last person she's ever wanted to deal with. What begins as a contract for money soon spirals into something far more complicated... and maybe even real.

"meeting my biggest fan and the love of my life"

Set in 2022, the story follows Yoo Jaeyi, a successful marketing executive whose life changes when she hears a hauntingly beautiful song during lunch at her company cafeteria. The melody feels strangely familiar, leading her to discover Woo Seulgi, a little-known singer from 1974. Drawn by curiosity and emotion, Jaeyi travels to Seulgi's hometown in search of answers. As the past and present intertwine, Jaeyi faces the unthinkable: Can love cross the boundaries of time-and what will it cost her? A tale of longing, fate, and a love that endures beyond eras. *** Inspired by "사랑 그 쓸쓸함에 대하여 (About Love and Its Loneliness)" by Yang Hee Eun.

As a high-end escort, Jaeyi is controlled and untouchable. Her rule is simple-never get emotionally involved. But everything shifts when she meets a client who lives by restraint: a widow bound by shame and fear, who has never dared to chase what she truly wants. Trapped in a "proper" life and terrified of her own desires, she struggles to give herself permission to want. Then one night changes everything, and behind closed doors, rules blur, masks crack, and forbidden attraction becomes impossible to ignore. ⚠️ Warning : Heavy Angst

When top student and heiress Yoo Jaeyi offers struggling college student Woo Seulgi a maid's job and a place to live Seulgi can't refuse. But the luxury comes with a price. Jaeyi's growing, unsettling fixation. As the kindly guise of help morphs into subtle control, Seulgi must navigate dark currents beneath polished porcelain.