A Reiwa-era gal challenges herself to a game where she must guess her boyfriend's dick from a row of 10 dicks, riding them raw! If she succeeds, she wins 1 million yen! If she fails, she'll get a punishment game of hardcore creampie. This time, the challenger is Yui, a cheerful gal with a dazzling smile! She joins the challenge with her enthusiastic drummer boyfriend, blindfolded, and inserts him in cowgirl position, memorizing the shape of his dick... A club where cocks await...