New idol Airi is introduced to a beauty salon by an acquaintance and decides to receive treatment. However, what awaits her there is an extraordinary group... During the treatment, the men suddenly hold her down and rub her nipples with a brush soaked in a mysterious liquid, giving her a pleasure she has never experienced before! Even when she tries to leave, she is restrained and her nipples are played with in various ways, causing her to climax over and over again... Gradually, the men begin to worship Airi's nipples as a group...