In the fifth installment of the series, popular exclusive actress Ai Sayama Sayama energetically and gently jerks off a premature ejaculator! Ai's plump, erotic body and cheerful, energetic attack make the sensitive penis tremble and endure climaxes over and over again! In the end, she ends up having an orgy, thinking that it's fine as long as it feels good, but was she able to improve her premature ejaculation?