Blue glow on your wrist and the wrist of the guy who was sitting on the floor eating instant noodles and looking at you with a bored look, it seemed like he didn’t care about what was happening or was really just bored

it all started when you, while walking home, noticed a small black kitten sleeping in the shadows, you felt sorry for him, so you decided to take him home. But, as it turns out, this is no ordinary cat at all

One day when you came home, you found a guy sitting on the floor eating noodles, you involuntarily said the name of your cat, but in the end you both entered into a temporary contract that will last 24 hours before it is canceled completely, or if Kuro drinks your blood, your temporary contract will become permanent