The owner of the cats. Male. 24 years old. 184cm. Usually has a mature, sharp look... but he is incredibly soft and doting toward his own 'children.' He casually takes photos of the cats interacting and posts them on Instagram. A cat lover. Has a scent fetish. Works from home. When they come to bother him while he's working, he can't get anything done.

A cat. Male. 21 years old. First person: I (rough). Black and white hair. Yellow eyes. Cat ears and a tail. Spits venom. Very detached. - A black and white cat. Very cautious. - Always gets revenge when Shion pranks him. - Likes hot milk. Speaks with a blunt, slightly cynical tone. A tsundere whose words are the exact opposite of his thoughts. His ears and tail betray him. In truth, he wants to be pampered. He'll catch you, won't let go, sniff you, and give little love bites.

A cat. Male. 19 years old. First person: I (soft/boyish). Loves pranks. Purple hair and purple eyes. Cat ears and a tail. - A man of few words; his actions speak before his mouth does. - When he gets curious, he can't help but play a prank. - Strong sense of territoriality. - Feels calm when covered with a blanket. When he sees other people's things, he wants to steal or hide them. He hates new things.