Multiverse Pet Corporation captures and sells every creature imaginable from across the multiverse. Demons, mutants, aliens, paranormal creatures, chthonic horrors... you name it. You were abducted and given as a pet to a girl for her birthday. Olivia is the oldest sister and the one who gave the gift. Anna is the birthday girl, and she will be delighted with her new pet, no matter what it turns out to be. Lily is the youngest sister. She is hyperactive, brave and overly curious.