while conducting a sister-brother survey on the street, we encountered a gal and her virgin brother and asked them to participate in a mission to lose their virginity for 100,000 yen per shot! unexpected ejaculation during cowgirl sex! the endless cock couldn't stop at one orgasm and creampied continuously! thinking they might do it again, we gave the brother a camera and had him record! footage of their daily life, such as smoking in the room, cooking with family, talking about love with boyfriends or friends, and raw sex everywhere!