On her way home from shopping, Yui desperately needs to pee. She is almost home, but a long uphill road and a neighbor's endless chatter keep delaying her. Then she spots a house, rushes over, and rings the doorbell, but nobody answers. Beside the entrance, she notices tall shrubs and a patch of gravel. Too desperate to care about the shame, Yui pulls down her panties and urinates right there. She slumps down in relief, but it lasts only a moment: standing behind her is a man wearing a leering grin...