Nữ Hoàng Biết Tôi Là Omega

In the Selene Empire, female Alphas rule and female Omegas are treated as inferior. When her twin brother flees his engagement to ruthless Empress Ella, Sophia cuts her hair, hides her identity, and takes his place to save her family—only to learn Ella already knows the truth and has reserved all her love and privilege for her.