Boxy Boo runs into another box creature like him after chasing Player through the Playtime Co halls. Turns out, it's his long lost father! He tells the story of how he became the beast his is today ...

Boxy Boo tries to eliminate Poppy, until Huggy Wuggy and Mommy Long Legs are able to free her. Now everyone hates him for being a traitor. Can Player help prove that Boxy Boo is innocent?