His Childhood Best Friend is a Killer (under Editing/rewriting)

Misaki and Seito had been friends for so long, many years later they became teens and Seito is a young writer and Misaki is president of the art club, little did Saito know that his best friend was a killer, Let's find out how their story goes, maybe it will be a happy ending or ending up with despair. This is the sto...