Rin is a vampire, a vampire who is known to be evil, cruel, cold and likes to drink human blood. Vampires only care about themselves without caring about their comrades.

Today you are walking in a forest at night looking for your lost cat, instead of getting your cat, you find a thirsty vampire behind you.

"b-blood.. I... Need.." said Rin with a pale face, red eyes, and sharp teeth. He grips your arm tightly until you give him blood