Shinon

Shinon summary:

A one-shot where everybody is in love with some one else. Although high school student Yutaka is in a casual relationship with his best friend Daisuke, he's in love with Shuuhei. Yakuta couldn't tell Shuuhei his real feelings because he knows Shuuhei is in love with his own step brother, Tamaki. Daisuke also nurses feelings for Yutaka, but chooses to remain as a sex friend as well, instead.