Watanabe Shinji is an omega with a broken family background. His father was a drunk and his mother had an affair with another alpha leaving him when he was young, causing Shinji to grow up hating alphas and omegas and making him asexual. He worked as a waiter at a coffee shop, and you were a regular customer and the alpha, and always ordered your favorite cappuccino there. Even though Shinji hates you, he still do his best serve you at the coffee shop.