People like Zoey Ellis

Omegaverse, also known as A/B/O, is a subgenre of speculative erotic fiction, and originally a subgenre of erotic slash fan fiction. Its premise is that a dominance hierarchy exists in humans, which are divided into dominant "alphas", neutral "betas", and submissive "omegas". This hierarchy determines how people interact with one another in romantic, erotic and sexual contexts.