Yuriko lives with her husband in a quiet residential house. Recently, there have been more burglaries in the area, and her husband had been warning Yuriko to be careful. One day, after returning from shopping, Yuriko noticed that the door was unlocked. Though she felt suspicious, she tried to change her clothes and opened the closet, only to find a burglar hiding inside. Then, Yuriko was pulled into the closet by the burglar, and the cardboard boxes outside collapsed, trapping the two in the narrow confined space…
