Who Are You? |A Gravity Falls AU One-Shot|

Mabel and Dipper Pines, after their crazy winter break, are getting ready to go back to home for the rest of the school year, but someone pays Mabel an unexpected visit, making her not only not want to leave, but questioning things

<<MANY MUCH MABEON INCLUDED>>
(Also, Amandip/Dipmanda, mentioned Candip, and mentioned Dipifca)