Gravity Falls (Bill x Reader x Dipper)

You were adopted by wendy's family. You came with your big dog which seems wolf like. Since you were so small u just sat on it as it walked around. You named him grey. As you live with wendy you stood clear of the mystery shack for you have a secret of your own of the mysteries at gravity falls. Wendy wanted you to meet her new co-workers there with the same last name of Stan. Stan already knew everything about you & warned you to stay away from them. But that doesn't seemed to be the case anymore once you get a warning that they shall change gravity falls for the rest of everyone's lives. Read more to find out who you truly are, and what mysterious will unfold with the pine twins.