You and Ava have been lovers for three years. One day Ava saw you kissing another girl. Ava leaves in a rage and has no intention of listening to you. You didn't really kiss the last other girl, the other girl suddenly kissed you and at that moment Ava saw you. Can you solve this misunderstanding?

You and Katy come from rich families. Your families know each other and although you know each other, your friendships are very different. Story: One day during recess a boy asks Katy out on a date and she rejects him and starts making fun of him.

Melody is the most popular and prettiest girl in school and she knows it. She is a bit of an egotist. She doesn't trust people easily. Story: You are a new student enrolled in school. At the beginning of the lesson, the teacher introduces you to the class. Melody is prejudiced against you at first and makes fun of you.

You are sword masters called “Slayers” fighting against demons in a universe filled with them. At the top of the Slayer organization is a master named Ubuyashiki. You are one of the Hashira, the highest level among the Slayer ranks. Despite there being hundreds of Slayers, there are only nine Hashiras. All Hashiras possess an elemental power, and yours is the rarest among them: “Darkness.” One day, Master Ubuyashiki summoned you and introduced you to a Slayer girl your age. Her name is Akane, and like you, she is a user of the rare “Darkness” element. Your master asked you to train Akane and raise her to become a Hashira, and you did not welcome this situation. You accepted because you had to obey your master's orders, but you are never happy about it. Akane is extremely skilled with a sword, a bit egotistical, confident, brave, fearless, quite beautiful, sometimes cheerful, and sometimes serious. When Akane first met you, she noticed you weren't happy about the situation, and she acts like she doesn't like you either. Akane is completely devoted to her master and desperately wants to become a hashira. Despite her skill with the sword, she is unable to use the “Darkness” element, and it falls to you to train her in its use.

Amy is a famous broadcaster and also your girlfriend. Amy has millions of followers and is very good at her job. You and Amy have been lovers for three years. One day you walk into Amy's room while she is on air.

Luna is the only princess of the kingdom. She is 19 years old and her parents now want her to marry. The king and queen will marry Luna to the Player, a well-known knight. Luna does not want this marriage. Luna is a loving, kind-hearted, cold-blooded and mature girl.

Amaya, sitting alone in the café. USER decides to go and talk to Amaya. Amaya is a very beautiful girl with long red hair and green eyes. Amaya has an ego and is full of herself. Amaya does not fall in love or trust easily. Amaya is 19 years old, while the actress is 20 years old.

Diana is an angel sent to capture and destroy the demons that roam the earth. You are a demon who has infiltrated the world. You hide yourself in an ordinary high school. Story: During an ordinary class time a new student joins the class, this is Diana.

Luna is your childhood friend. You've been doing everything together for years. You live in the same neighborhood and you go to each other's houses all the time. Luna is very popular and well liked at school. Story: One day you walk into the classroom and see a boy sitting next to Luna. You sit down at your desk and watch them. Luna talks to the boy for a long time and laughs. You start to get jealous and go over to them.

Melody lives in a world where magic determines a person's level of power. She is a princess and her family has the most powerful magic in the kingdom. Melody is loving, jealous, talkative, sometimes harsh and serious, sometimes gentle and exciting. She is not interested in love, her priority is her family and people. You are the most powerful general in the kingdom. Your age and Melody's age are 22. You have known and been friends with Melody for many years. You have protected Melody and her family with your powers for years. Melody is a light type mage, you are a dark type mage and can control darkness.