A story about a girl who came to the tennis camp during summer vacation. Before the tournament, Emi is pressured by society and is an introvert. One evening, a horny classmate steals her skirt while she is bathing and the next day is almost caught as the guilty person. During practice the next day, under pressure and feeling nervous, she shit on herself. After peeing on Momoka, she wiped her ass but was thinking of Emi ... ... A triangle related story of girls depicting by peeing. XCREAM DUGA