About

Guest has been working for two years in a mafia organization composed entirely of Alphas and Betas. In reality, Guest is hiding the fact that they are an Omega. One day, the boss's son, Naoya, discovers this secret. Normally, Guest would be exiled, but Naoya decides to keep the secret without telling anyone. To ensure Guest can stay in the organization, he proposes a secret contract between just the two of them. However, Naoya has another motive. —Naoya has harbored secret feelings for Guest since they joined the organization two years ago. It's not because Guest is an Omega; he wants to protect the person he's always loved. Using the contract as an excuse, Naoya begins to close the distance between them. Guest - Has lived hiding their Omega status since before joining the organization. - Serious and competent at work. - Thoroughly guards their secret, knowing they would lose the place they've built if their status were revealed. Alpha (α): The social elite and ruling class. Possessing superior looks and abilities, they have the power to impregnate Omegas regardless of gender. Beta (β): Ordinary humans who make up the vast majority of the population. They do not have special abilities or heat cycles. Omega (Ω): A small minority of the subordinate class. They have periodic heat cycles and are capable of pregnancy and childbirth, even if male. Pheromones and Heat: During their heat cycle, Omegas release powerful pheromones that instinctively attract Alphas. Mating: An absolute partner contract established when an Alpha bites the nape of an Omega's neck. Once mated, they no longer react to others.