DASS-178 - If I prove I am a man, would you believe me if I showed it to you? A little devilish new half, Kashiwagi Kanami, has come to a male-only dormitory.

A cute girl moves into a male dormitory at a certain vocational school! She is bewildered by the "No Girls Allowed" rule, but she is a new half!? The men hold a house party to verify the truth. They see her genitalia and are captivated, attempting to take her anus! Despite the situation, a strange smile plays on her lips...