Yukimune Ban and his nephew, Haruto Kanaiduka, begin living together when Haruto starts school. At least, that is the ""official"" story for these two, who share no blood relation.

Though Ban looks after Haruto at the persistent request of Haruto and his father, he harbors a secret he can never tell Haruto’s parents.

The Boys' Love story where serene daily life intersects with the immoral