Haruno Kasumi and Haruno Ayato are related, however kasumi is a girl older than him, one day Ayato declares to him and promises that when he enters the same school as kasumi they will be more united, so they agree to make that happen, shortly after Ayato visits a porn website that was recommended to him, Ayato begins to become addicted to the content of some videos where a girl seems to look just like kasumi, however the situation will take an unexpected turn when discovering the truth behind everything….

Mizuki and Souta are two high school boys who have known each other since they were children, one day Souta decides to declare himself to Mizuki and from there they are a couple, however Mizuki is the best in athletics at her school that is why she goes with her coach to a camp summer to prepare for the tournament that is approaching, shortly after Souta receives a DVD with a surprise that he least expected...