In a world where one's secondary gender determines everything, social status is set from birth. Inu, an alpha from a low-income family, is desperate to secure a future among the elite. To guarantee his success, he resorts to abusing pheromone enhancers…but when the side effects temporarily turn him into an omega, his carefully laid plans spiral out of control. So when Hae-yeong, a former classmate and a dominant omega from a powerful family, Haeyoung makes an unexpected proposal to cure him of his new-found issue, he has no choice but to consider it. Faced with a deal that could change his fate, Inu must decide how far he is willing to go to rewrite his destiny.