A husband sets a 'blindfold humiliation' trap for his beloved wife at a hot spring resort. At her husband's suggestion, the married woman goes into the mixed hot spring bath wearing an eye mask. Although she feels embarrassed, the thrill of having her vision blocked heightens her excitement. A man who encounters her plays with her voluptuous body and can't resist inserting his penis... And after feeling it for a long time, he removes the blindfold... "Who are you!?" These married women still succumb to the pleasure of another man's cock!