Feet pound the floor and a door slams. Mabel Pines sits at the door trying her best not to cry.

The morning started out normal. Both of the Pine twins woke up and walked downstairs for breakfast. However, when they got downstairs, all they saw was an empty kitchen and a car parked outside their house.
"Stan, I told you once and twice to tell my kids that they need to go home. Yet you didn't tell them this, and kept them for a month longer."
" I am sorry, but these kids love it here and I can't just tell them that. It will break their hearts if...