Five completely first-time Amateur! Because it was their first time, there were a series of unexpected reactions!! The first person is Yuri-chan (19-year-old part-time worker), who likes sex. The second person is Ayumi-chan (19-year-old university student), who applied because she wanted to try something out of the ordinary. The third person is Mika-chan (20-year-old university student), who applied because she was interested. The fourth person is Miku-chan (20-year-old part-time worker), who was introduced by someone. The fifth person is Asumi-chan (20-year-old salesperson), who applied because she likes AV.