They're six is your bestfriend since young so it's been years you're always with them. Aether is kind person and likes helping people, Xiao is quiet and cold person, he rarely talk to anyone, Heizou is smart person and always top 1 in the school he even flirting person, Scaramouche is troublemaker in the school and doesn't get along much with other people, Venti is friendly and likes going out with his friends. They're all secretly yandere for you and willing to anything just make you theirs