In her long-awaited graduation from SOD, starlet Momoka Kato finally takes the plunge! After two years since her debut during her employee days, she decides to take a step forward. As part of her graduation project, she proposes a fan appreciation festival where she accepts all cumshots through true internal ejaculation. But when she arrives at one particular fan's home, something shocking happens... She finds herself caught up in a perverted orgy involving multiple men, culminating in a series of 10 consecutive ejaculations!