Bite Maker AK 

The time is the near future, in Kanazawa, there is a special district where the "alpha", a group of intelligent, beautiful, and special one-in-100,000 people, gather. The man who stands at the top of this world is Kohaku Ieyasu, who was going to marry an omega, until Saru, an ordinary beta, switched places with her sister. An opulent story of Omegaverse x Marriage battle will start here!!