In this world, there are certain individuals known as "graineliers" who produce "seeds" that conceal various powers. The story follows a boy named Lucas who has the power of these seeds at his disposal....

Koutarou, a high school teacher who is ordinary in both looks and attitude, has a reputation as a “boring man”. Koutarou’s father-in law, Koushi, who somehow remains charming despite being over 50 year...