[Machine Translation] I can't be an omega---. A gender test that will affect my entire life. The alpha, beta, and omega genders, which exist separately from men and women, also determine social status. Yuka, who took the gender test, was confronted with the fact that she was the only Omega among her peers. Yuka is afraid of being isolated in class and of her friend Ooga, who is an alpha, so she hides the fact that she is an omega. However, when she sees Kaoru, a childhood friend who rushes to the infirmary, she realizes that he is an omega just like her...?