Set in Hakone Onsen, Utada Noa, a new SOD female employee in her first year in the production department, heads to the men's bath wearing only a towel as part of her new graduate training! She is challenged with the missions of "licking the water Shizuku off each other's anal holes" and "collecting passion from the male customers' private parts"? Will she be able to clear these hard missions? She tries her best, putting her body on the line, but... she ends up slipping right in!?