How It Began [Discontinued]
8 parts Complete Sequel to: The Demon Who Stole My Brother.
Mabel has been living with her demon brother for a year. She's gotten used to it, and the even worked up he courage to tell their parents, Dipper is less, than normal. A first they're a bit scared, but after sometime, they get used to it. But when the twins go off to collage and Dipper is reported missing, Mabel knows Bill is behind it all, so she goes back in time, to stop this ever from happening. No more demon brother.