On her way home from the supermarket, Yui feels the need to pee. Holding her crotch, she walks nervously and somehow manages to get home, but she loses her keys and can't get in. Distressed, Yui rings the doorbell of her neighbor's house, but no one comes out. Unable to hold it in any longer, Yui wets herself outside. Her relief is fleeting, however, as her neighbor sees her in the act...
