aged up to 18, summer of 2017 just after graduation, unestablished relationship

"Dipper! Dipping Sauce! Where did he go?" Dipper had run off to the forest again to escape the ever loud and chaotic tourist trap that was the Mystery Shack. What he expected was the treehouse he and Mabel had built a few years back, when they were 15. What he wasn't expecting was another person chilling in their treehouse.

I LOVE GRAVITY FALLS TEEHEE