When her mother passes away suddenly, Shinozaki Sumire finds herself alone and without a means to support herself. Out of desperation she turns to the message board Free Friends to earn some money. She develops a relationship with her first partner, Kaito, without realizing that

The Rurikawa family, once a prestigious noble family, has fallen into decline. Tsubaki, the family’s daughter and an incredibly beautiful girl, is discovered by Poiman, a nobleman with immense power. He offers her a chance to start a new life, but there’s a catch – she must

This story is divided into 2 parts: The first focuses on Diana, who is in charge of "rewarding" a knight for her bravery and protecting the royal family, while the second focuses on Reiana, after a dangerous battle in which she considerably risked her life, she is in

After being childhood friends for many years, she sees more in him than just a friend. She wants a more intimate relationship... It just so happens her parents won't be home and she convinces him to come over.

On a day four years ago, a man named Ryuudouji left his job of a science teacher. Confined to a small apartment he quietly lived out his life in hiding. One day a recruitment letter appeared for a prestigious private school famous even in Tokyo. Doubts and concern swelled within

Continuing after the events of Oni Chichi: Re-birth... Airi, Marina, and their step father, Takami, leave for a trip to a hot springs resort. But Marina makes last minute plans and just the two of them go. Takami still constantly tries to drug Airi.