AV actress Mao Hamasaki sneaks into an AV shop's viewing box! Mao Hamasaki bursts into the room where a guy is masturbating! The actress watching through the screen is surprised when she arrives on the scene! He's immediately at the mercy of Mao Hamasaki's technique! The naive amateur is given a facial squirting shower as a gift. He ejaculates unexpectedly because it feels so good! Hamasaki Mao is pranked by treating the AV actor as a novice and climaxes and squirts over and over again! At the end, she masturbates in a squirting shower, aiming at the screen for the viewers!