KenCee, Seania, Sexee, and Baiken : Fan Fic

KenCee (Kenneth and Kaycee) starts up very sweet, but something happened and it ruined their relationship. Seania (Sean and Sophia) was a perfect couple, but who will they choose? The decision may keep or lose the relationship. Sexee (Sean and Lexee) was shipped by everyone, but they started loving other people and didn't care if it risked the relationship. BaiKen (Bailey and Kenneth) was not supported by Kenneth and Bailey, but everyone
Iiked it, Bailey does something very wrong and caused everyone to hate her.

Which relationship will last the longest?

Note: This is a book of Fiction.