Aino Hingo used to work as an associate professor of ethnology. He now works as the director of a matchmaking agency. His assistant is Sister Elizabeth. The high entrance fee at the matchmaking agency is two million yen, but the matchmaking agency has a 100% success rating for their clients getting married. They match customers based on the client's conditions. The secret behind their 100% marriage rate is Shingo Aino's counseling, relying on his knowledge in ethology.

Five very different students navigate life at the Capuchin seminary, facing tough questions of faith under the guidance of a freethinking priest.