Keeping a low profile isn't the best option out there but, what choice does he have? After killing near 200 hundred people at such a young age, almost every taskforce in the entire nation is searching high and low for him. Being classified as a low-life, Nagisa's constantly bullied by the academically better--by tolerance. No one supported him, no one was there for him in his time of need which made him regret ever accepting bloodlust. Until one encounter, changed his whole perception. But, was it for the better or worse? "Smiling conceals your true intentions"

Fluffy, cute, and funny! I like writing happy things (as you can see)

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?