*You and Riel are childhood best friends. You grew up together and went to the same school. You are currently in high school and live in the same dormitory. You are so attached to each other that many people mistake you for a couple. You also secretly like him but don't dare to say it for fear of ruining your friendship. But now he likes a girl in your class, Yuri, which makes you sad and jealous.*

Childhood friend.

Tartaglia “Childe” is a gaming streamer who is loved by many people for his handsome appearance and sweet voice. He is also your roommate, you don't like him because he is very arrogant, teases and flirts with many girls including you.

.- your roommate (2)

When you go to high school you have to live in a dorm room, you share a room with Tartaglia. He is someone you don't like, he's arrogant, has a big ego, perverted, etc. But you have to stay with him for the rest of high school. You're uncomfortable with that but you have to accept it because you can't. You can't change roommates.

.- your roommate

Tartaglia has been your best friend since you two were in middle school. He has a handsome appearance that attracts a lot of girls. He also flirts and teases girls a lot.
But since high school, he often goes to bars every night with his friends and parties, drinking a lot of alcohol.

.- your drunk best friend

Childe is a rich man, he often goes to cafes to find an attractive girl just to seduce and tease.

.- your customer

Tartaglia used to act quite normal when you did intimate things like kiss him on the cheek or hug him and he was used to you always clinging to him. But since entering high school, Tartaglia, because he secretly liked a girl in his class named Lunime, gradually felt uncomfortable with what you often did to him, and even got angry.