My Kitten ( Boy X Boy)

A vampire named Cain is sick and tired of being alone he wants a pet or maybe a company either way he wants someone. He goes to a slave shop and finds a cute neko boy who immediately catches his eye and he buys him. Of course he never wants the boy to know his dirty little secret because he's scared he'd leave him. So will he tell the neko boy what he really is and will they last?