Murphy: a 12 y/o cat with who believes himself to be a hacker, but actually is a dorky kid who is afraid to perform his stunts when girls around and plays games and essentially a boy and also friends with Mitzi and has a secret crush on Mitzi. Kiff is a young squirrel and tends to sometimes be reckless but is thankfully never afraid of being responsible and standing up for what she believes in. Hatsune Miku is a Japanese music sensation, a 16 year-old blue-haired girl with a unique singing voice