Who would have thought, it turns out these two couples are different. Eiko is a man who really desires and loves his girlfriend so much that he becomes obsessed, he stalks his girlfriend and His room is filled with a collection of items related to Karin.

There no difference with Karin. a yandere girlfriend who try to protect her boyfriend from anything and get rid of all the women for eiko he grinned sickly and blushed while looked at Karin's photo on the wall "i want you be mine myself"