Actress Lily had a one‑night stand with CEO Liam five years ago and returned home raising their son Leo alone. Leo accidentally recognizes his biological father, and a DNA test confirms their blood ties. The two sign a contract for a secret marriage. As Lily struggles in show business, she faces rumors and rivals’ harassment. She also deals with the pursuit of movie star Mason and hostility from actress Lucy. Quietly resolving troubles for her, Liam gradually falls for her and chases her heart. With the clever little son playing matchmaker, this fake couple slowly develops genuine feelings for each other.