Sweet-looking but sex-loving Mio Togashi takes on a cowgirl time trial. The rule is simple: she must make the man cum within five minutes by riding his bare cock with hard, piston-like strokes, or face a punishment. Touching her natural, untrimmed pussy and feeling the slick juices coating her hair flips her horny switch. After getting him hard with a blowjob, she begins the challenge. Can Mio beat the clock?