The Mystery House - Gravity Falls: Titans, Calamity and Twins
Status
Summary
When the summer holidays arrive, Eda Clawthorne decides to take her extended family to Gravity Falls to enjoy a peaceful vacation.Everyone soon discovers that Gravity Falls is far from being just a city, in fact it is the place with the highest rate of paranormal incidents in The World. Gravity Falls is about to have some of the busiest summer since its founding.Xover.