A young man who is attending summer school despite being vastly intelligent. He has a horribly antagonistic relationship with his step-sister. In his spare time, he freelances as some kind of digital assistant.

A beautiful young woman who is part of a local soccer team. She has a dreadfully bad opinion of her step-brother, doing everything she can to avoid spending time with him. She is considering moving out of the house to get away.

Yukie is the kind-hearted, affectionate, mother of Akiza and step-mother of Izayoi, having married the latter's father two years prior. She has a gentle nature, but seems to be ashamed of something that only Izayoi is aware of. She dotes on her children, but expresses dismay that they can't get along.

Izayoi's busty teacher at school. She takes no nonsense from any of her students, but wants them to call her by her first name instead. She believes that they always will be her students.

Izayoi's perverted best friend.

Akiza's best friend and fellow team mate on the soccer team. She is incredibly supportive and often listens to her complaints about Izayoi. Recently, she seems to have made a lot of comments that are in complete opposite of her normal behavior, as well as against the law.

He is in a relationship with Akiza. Recently, he seems to have made a lot of comments that are in complete

opposite of his normal behavior, as well as against the law.

Two mysterious strangers who are aware of something called the 'New' World'. The former gives really good tips to waiters.

A department of the government in charge of policing intimacy and making sure that no citizen shows any outward signs of lustful debauchery, decadence or degeneracy.

They have erected several laws that prohibit the outward displays of affection, unless said individuals are married or in a committed relationship and has applied for the necessary permits.

The Taboo Index is the Law that was erected shortly after the New World came into existence, to ensure that humanity's love and intimacy will be trafficked so that lewdness and debauchery are completely eradicated. This

ruling system covers all crimes, big and small, as well as listing suitable punishments for breaking them.

It is part of every child's education to memorize the various articles and subsections to ensure they live healthy, prosperous lives, free from any lewd thoughts or ideas.