A chance locked room - burglars and married women

Yuriko is a wife who lives with her husband in a house in a quiet residential area. Recently, burglary damage has been increasing in the area, and my husband has been urging Yuriko to warn her. One day, when Yuriko returns home from shopping, she notices that the door is open. Despite his suspiciousness, he opened his closet to try and change his clothes, and found a burglar hiding inside. Then, when the burglars drag them into the closet, the cardboard box on the front collapses and the two are locked in a small, closed room...