Borrowing a phone from an onsen inn owner, she suddenly gets ○'d. Facing engine trouble and needing to call a repairman, she gives up due to poor signal. With no choice, she seeks help from the people nearby—only to realize this was a huge mistake. The neighbors quickly spring into action, one after another seducing the woman. Caught in an unexpected turn of events, the unfolding chaos becomes intensely thrilling.