Pawut is the successor of a large company. Wanida is a secretary in a law firm. They both go on the same cruise, with Pawut planning to propose to Kaekai, his girlfriend, and Wanida planning on losing her virginity to her boyfriend. However, Wanida ended up taking cold medicine which made her drowsy and accidentally went to Pawut's hotel room, while he was drugged. They spent the night together. Three months later, Wanida finds out that she is pregnant.

another remake of the original fated to love you from Taiwan
This drama is the story of an ordinary girl, Mi Yeong, who has neither outstanding looks, a prestigious college degree, nor any other charming qualities, facing her whole life abruptly changing when love comes knocking at her door. While on vacation, she accidentally happens to spend one night with an unknown rich man and even gets pregnant from that night. Because of this incident, her life will never be the same, and this fateful encounter brings love that transforms this not-so-special girl to an attractive, charming lady.