A tragic story of an innocent art student! She begged her brother and father to be her nude models for a research project, but their uncontrollable erections led to a threesome with repeated ejaculation! (NACT-094)

With the deadline fast approaching, art student Nozomi is feeling anxious. What's worse, the assignment is a nude sketch! Lacking a model, she has to consult her father and brother. Father and son vie to undress, with the father and brother pressing her on who should take the lead. Reluctantly, Nozomi chooses her brother, but the excited brother begins to burn with lust…