Mori wa Nani Iro

Synopsis

Terumi Kai and Shun Minato are great friends. However, their personalities are completely opposite. Kai is an introvert who can't even talk to girls. Shun is a playboy with plenty of experience under his belt. When Yuko Kisaragi appears between them, she subtly changes the once solid friendship between the two men.......! (Source: Shueisha, translated)