Tanaka plays the lead character Haruta Souichi, a 33-year-old man who loves women especially those who are well-endowed and craves to get married one day even though he is not popular with girls. One day, he suddenly finds himself receiving confessions of love from his middle-aged boss Kurosawa Musashi (Yoshida) who is married and his handsome flatmate Maki Ryouta (Hayashi) who is also his junior at work. Although he had never considered the two of them in the romantic sense, he is still greatly disturbed by the revelations and doesn't know how to react because he has never experienced being fought over all this while. Kurosawa is a very serious guy at work and very much admired by his subordinates but has been hiding the fact that he is gay. For the sake of Haruta, he is even willing to divorce his beautiful wife of 30 years and goes all out to win Haruta's heart. As for Maki, he is well-liked by the female staff in the company for his good looks and great qualifications. He didn't actually have the intention of confessing his feelings to Haruta but goes ahead to do so when he gets wind of Kurosawa's advances towards Haruta.
Uchida Rio plays Arai Chizu, Haruta's childhood friend who is very cheerful and straightforward. She listens to Haruta's romance woes while feeling amazed at his popularity and starts to take notice of him in a different light. Ootsuka Nene will play Kurosawa's wife Chouko who is shocked to hear her husband's request to divorce her and his revelation about his sexual orientation even though they have been very much in love for the last 30 years. Mashima Hidekazu will play Takekawa Masamune who is the boss of Haruta with his private life shrouded in mystery. Kaneko Daichi plays Kuribayashi Utamaro, a newbie employee, while Ito Shuko plays Segawa Maika, a gossip monger who loves rumours.
Sources: Natalie / Oricon