While exploring the neighboring woods, 13-year-old John discovers an unfinished bunker — a deep hole in the ground. Seemingly without provocation, he drugs his affluent parents and older sister and drags their unconscious bodies into the bunker, where he holds them captive. As they anxiously wait for John to free them from the hole, the boy returns home, where he can finally do what he wants.

When Addison investigates the murder of his friend Kevin with the help of Phoebe, they discover that the truth is darker than they had ever imagined.