Responses
http://www.mangago.me/read-manga/lock_you_up/
is it this one ?
http://www.mangago.me/read-manga/lock_you_up/
is it this one ?
I remember more less that is a guy (same at least I think) that start to became private teacher of a younger guy...
But the true is that the younger is his step bro... And him(the older) want to take revenge bc of his mother suicide (when he was younger).
Thank you in advance (づ ̄ ³ ̄)づ