KissXSis (2010)

Keita Suminoe has a problem with his twin step-sisters, Ako and Riko, being overly romantic towards him. However, he wants to attend the sa…

Ako decides to help Keita study in order to improve his passing rate, though both have a little trouble staying focused on the matter at ha…

Keita gets annoyed with being kissed by Ako and Riko him all the time and instigates a ban on kissing. Overhearing that Keita likes sweet t…

While Keita studies at school, Ako and Riko reminisce on when they started going to junior high, the first time they were apart from Keita.…

While talking to his friends, Keita accidentally gropes his fellow student, Miharu Mikuni, and gets slapped. Ako and Riko become suspicious…

Unable to view and get porn from the internet using a PC their father won at a raffle, Ako and Riko decides to buy erotic games in Akihabar…

One of Keita's friends coaxes him into going to the pool with him and Mikazuki and inviting Ako and Riko. Suspicious of what they might be…

The summer festival comes, and it will be the only day Keita will be free from all the prep school work. This means that Ako and Riko will…

As Keita tries to study, Ako and Riko compete with each other to be the most helpful. Whilst alone in the room, Riko and Keita end up doing…

With Keita ill before the big exams Ako and Riko step up to the mark by getting out of school and making Keita feel better by nursing him b…

Keita eagerly awaits the results of his exams, with Ako and Riko trying to give him good luck, though encounter several unlucky omens along…

After Keita's graduation, Ako and Riko arrive to find they were too late to get the second, or any button, off of Keita's blazer. They deci…