Krystal Jung was sick, and it wasn’t a secret to anyone. When the billionaire’s daughter became rebel and ungrateful against her life, her father suddenly sent Minho to take care of her, as her fiancé. People said he was her long lost childhood friend, but Minho seemed to know too much about her. She hated that. She hated this strict and over-protective man.

She had to fight this sudden engagement while struggling to figure out her unrevealed past, including her sudden fiancé, Choi Minho.