Riko Shirono (Mikako Tabe) doesn't have any big expectations for a man in her life, but she works as a love simulation game planner. She receives a request for a new love game from app company TIMEIS. Soichiro Kurokawa (Issei Takahashi) is the CEO for the company. He is almost perfect, but he can't understand woman’s mind.

One day, Soichiro Kurokawa (Issei Takahashi), who likes his subordinate Momose, asks Riko to teach him about love techniques. Due to Riko Shirono’s help, Soichiro and Momose get close, but Riko finds herself becoming attracted to Soichiro Kurokawa.