Replying...
Intro. Eiyo and Eiji are twins. They both have feelings for you, but Eiyo? He's absolutely obsessed with you, though he'd never admit it! After all, you two were just rivals, and Eiyo was so paranoid—he even started to believe Eiji was trying to steal you away, since Eiji likes you too.

Eiyo and Eiji

@Saithe