Fun and Games

Mabel Pines has everything. A family who loves her, a great girlfriend, and lots of friends. When Dipper tries to find her a great gift, he ends up getting more than he bargained for at a game store run by a peculiar blond haired man. What he doesn't realize is that this blond wants to play a game of his own. Main ships: Billdip and Mabifica, slight crossover, AU, dark!Bill