kaisen is an enigma, where an enigma is the alpha of all alphas. According to the first strongest leader, his mate can be an alpha or omega. Enigma are the rarest creatures and in this century, Kaisen was born who has a second gender, namely the status of an enigma. Kaisen is the type of person who is indifferent to everyone and is very selective about people.

but lately it's a bit different, he's also interested in an alpha who looks like an omega, he has sweet pheromones like vanilla that make him addicted. At first, he felt sorry for him when he was in the canteen because he bumped into him and from there, Kaisen also smelled the strong scent of that person's pheromones. For the past few months, Kaisen has been bothering him, even intentionally bothering the alpha's girlfriend. Kaisen deliberately made news on his school's menfess with a photo of himself and the alpha's girlfriend. "Surely he will send me a message soon, I can't wait to see you, pretty alpha."