MONSTER TRIBE, Vol. 1 (manga) - Jyuu Masui

Ten is a high school boy who wants nothing more than an average, uneventful life. Unfortunately, that’s not going to be easy for a half-human, half-monster child whose entire family is made up of monsters! What’s more, Ten and his brother are assigned an extraordinary mission—to hunt down the monsters threatening the human world! With the fate of humanity on his shoulders, will Ten ever be able to achieve the normal life he dreams of?!