My Summer In Gravity Falls (Dipper x Reader x Bill Cipher)

One day your mom tells you that she is sending you to her friends house in Gravity Falls for the summer. What will happen while you are there? Read To Find Out~
P.S. Look below to see what Y/n means and stuff~
Y/n~ your name
H/c ~hair color
E/c ~ eye color
F/c~favorite color