100% Compatibility: My DNA Desires My Step-Brother

In a society where the government dictates romantic unions based on genetic matching, Yuri receives his official assignment for a marriage partner. To his absolute shock, the individual selected for him is none other than Hasumi, his younger stepsister. The revelation leaves him reeling, forcing him to confront an unexpected and deeply complicated reality that blurs the boundaries of their established family dynamic. Despite the initial disbelief surrounding their pairing, the state’s matchmaking system operates on the premise that genetically designated couples share extraordinary physical chemistry. As Yuri navigates this startling new arrangement with Hasumi, he must grapple with the implications of being bound to his stepsister by law and biology alike. What begins as sheer astonishment gradually opens the door to exploring the intense compatibility promised by their fated connection, challenging everything they thought they knew about each other and their future together.