Asahi Onozuka, whose father is a doctor who is a human rights advocate for the omega, a rarity in the alpha community, grew up in an ordinary household, Although he is an alpha, when he looks at his life from an objective point of view, it has turned out to be somewhat disappointing. However, by chance, he meets the daughter of a powerful alpha family conglomerate, the Amamiya clan, and unexpectedly marries into her family. He and his wife are on good terms, and he thought he would live an uneventful life.... But then he encounters Totoki, a strange omega who turns out to be his "fated mate." Will their encounter upset the gears of destiny, or will it get him back on track?