Prince Étienne de Frederick was born a dominant omega, but in a world where omegas can’t become the emperor, he must pretend to be a beta due to the empress’s greed. When his childhood friend, Grand Duke Rishar von Eckhart, returns after three years as a war hero, there’s no time to share a happy reunion as Rishar is a dominant alpha and his rival in the fight for the throne. The two continue to maintain a precarious relationship until, one day, Étienne has a sudden heat cycle, and Rishar finds out the truth. “Étienne de Frederick. You were... an omega?”

"You... you're an omega?" Prince Étienne was born as a dominant omega, but he lives as a foolish prince pretending to be a beta. The Empress who covets the throne and abuses Étienne, the Emperor who neglects him and remains cold-hearted. Little by little, their support of him is slipping. Meanwhile, his childhood friend Richard returns to the palace as a war hero. Étienne should avoid him, who is a dominant alpha, but his heart is stirred as Richard continues to pay attention to him.