After graduating from high school, Itsuki Amamiya, an ordinary male omega, struggles to secure employment. His mother suggests he work part-time during the summer, and sends him to an elegant traditional Japanese home. However, upon arrival, he discovers that he has been enrolled in a daughter-in-law contest instead of a job!
Numerous omegas have assembled, all hoping to win the affections of Jin Tenmei, who is next in line to inherit the wealthy Tenmei family. As per customs, selecting a bride is an extensive process, and hence, the competition was created. Although initially hesitant, Itsuki challenges Jin and reveals his intention to make him fall madly in love with him!
