Smile Kill Killer

A flashy action-packed story about a middle school bodyguard who goes undefeated against a hitman! The main character, Shion Hiiraki, is a bodyguard with overwhelming fighting abilities despite being a middle school student. While hiding his true identity from those around him, he must protect the middle school student company president, Emi Zaiin, whose life is constantly being targeted by a hitman.

(Source: Corocoro, translated)