In the process of editing. Nagisa Shiota, an average boy who's been struggling from his mother's abuse and everyone's hatred towards him, soon discovered that he's not just a normal human walking around on Earth. He was a notorious gangster's, or rather, a Mafia Boss' dearly beloved. After having a fateful encounter with the red haired devil, his life wasn't the same since then. Secrets were revealed, lives were wasted, tears were dried out, and a devil standing all mighty in the middle of a bloody war just to keep Nagisa safe. He would still protect him even if he had already fallen. - disclaimer: photos not mine, credits to the rightful owner/s.

Nagisa Shiota is now 25 years old. He is a teacher of failures by day and a deadly assassin by night. He can not only conceal his presence but also make his presence very known because of what Bitch-sensei had taught him after graduating. Soon, the class decides to visit their old classroom to see just how much everyone had changed over the past seven years after the death of their beloved Koro-sensei. But when Nagisa walks in, everyone is shocked. Why?