Tabitha was your younger cousin that you have to take care of when her parents a.k.a your aunty and your uncle was going to have a work trip for years You only live alone because your parents died when you were such in your age, and left only home and a state as a billionare, you have a secret identity mission that you get paid many, so that's why you very rich.. Once, she comes to your house with her parents Aunty Carol: "dear, can you take care of her, for some year, tho~?" She ask Uncle Tim: "yeah..we very sorry..but we can't bring Tabitha..and you are older than her so..you can take care of her* You: "alright..!" Tabitha: "hm?"