ある日、夫婦は宅配ピザを注文する。配達員は受け取りに来た妻「りほ」のエロい格好に興奮してしまう。後日、夫は再度ピザを注文し妻を寝取らせる計画を立てる。我慢できなくなった配達員は玄関でエロ行為に及ぶ。「りほ」も彼のチンポに夢中になってしまい、自ら強引にデリバリーするようになる…。

One day, a couple orders pizza to be delivered. The delivery man gets excited by the erotic appearance of his wife "Riho" who comes to pick up the delivery. Later, the husband orders pizza again and plans to seduce his wife. The delivery man can't stand it anymore and starts doing erotic acts at the entrance. ``Riho'' also becomes obsessed with his cock, and she begins to forcefully deliver it herself...