Billy met Katelyn at a magic convention and he has a huge crush on her. She likes him too but since she's a witch she can't exactly be with him as love with humans is against her people's rules, and she doesn't want her powers revoked. However, they can be together... in a way. She asks Billy to become her apprentice and when he agrees she transforms him into a mouse. She's very loving and reassuring and describes what she sees as Billy transforms into a mouse under her spell. After the transformation is complete she picks him up and gently kisses him. She loves having pets and tells him wh... Show more