Responses
It might be "Back to school". The one of the main character has tattoo, hair and body like this
I think it’s just fanart or an OC
He indeed has the vibes of Jihyun from Back To School but he doesn’t look like him (This is the manga if you wanna check it out! I personally loved it)
http://www.mangago.me/read-manga/back_to_school/
Do u guys know what manga it is if it is a manga http://www.mangago.me/read-manga/zombie_hide_sex/nbt/ibx_chapter-2/pg-3/