Using Hakone Onsen as the stage, a new graduate SOD female employee in her first year at the production department, Udada Noa, takes on a famous project for new graduate training: entering the men's bath with just a towel! Her mission is to 'lick each other's assholes clean of bathwater' and 'collect passion from male customers.' Can she clear this hard mission? She tries her best but ends up getting unexpectedly penetrated!?
