"When two friends are invited to a love hotel, will they challenge each other to a sex game with a prize of 100,000 yen when they are left alone?!" A thorough investigation! A cute smiling college girl with a plump butt succumbs to the erotic mood of the love hotel and inserts her male friend's rock hard dick raw! When it turns out they have great chemistry, the woman helps him out by pounding him with a piston! A friendship breaks down and a sexual relationship is built! Continuous creampie sex! [Street corner amateur monitoring Mirei 21 years old College student]