Miori receives treatment at a beauty salon introduced to her by an acquaintance. Worried about her small bust, she hopes to increase it. After a light treatment, she drinks herbal tea and loses consciousness... When she wakes up, she finds herself tied up. She resists desperately, but a mysterious liquid is applied to her nipples, bringing her a pleasure she has never felt before! Her nipples are played with and a penis is inserted, causing her to climax over and over again... Thus begins Miori's hellish daily life in the beauty salon. Her nipples are soiled with the sperm ejaculated by the filthy penises of more and more men with each passing day...