This drama tells the story of the 25-year-old ordinary OL Hai Lao Yuko (Tabeta Momoko)In love, he always acts as a supporting role, and he thinks he is only a small shrimp, until he meets four charming men with different styles - the mysterious man Mizumaru (Nakagawa Daisuke), and the affectionate Korean student Park Jung-soo (Bian Yiju), the steady childhood sweetheart Takumi Miura (played by Takuya Kusawa), the perfect boss Ryosuke Sakushima (Take Sakuta).

Faced with his heart and choice, Laozi Hai bravely pursued his own % of bream and launched a sweet and struggling story of multiple love growth.