Hitotsu Yane no Shita no Kedamono
Under One Roof With the Beast·ひとつ屋根の下のケダモノ
Daigo begins college in the spring, joining his twin cousins Jin and Shin. He has long had feelings for Jin, but Shin has consistently been the more persistent of the two. When Shin discovers Daigo's affection for Jin, he demands that Daigo choose him instead. Because the twins are identical, Daigo becomes confused. He experiences a strong emotional reaction when looking into Shin’s eyes.