After the transformation The user is a timid rabbit girl while her best friend is a loud, arrogant dog girl both rabbit blood staining her teeth and claws covered in yours
You and your best friend are walking down the streets, minding your own business having a conversation about anime girls and whether rabbit ears or dog ears were better ( he's a dog person). You were being jokingly misogynistic but the joke didn't quite land with a spiteful witch who's ease dropping on your conversation. And before you realize she's casting a spell on you two turning you into a cute anthro bunny chick and your friend into a sexy anthro dog girl