The dragonkin race is facing extinction due to a dangerously low birth rate. To solve this crisis, they arrange political marriages with the Celestials—beings capable of reproducing with all long-lived races. Though framed as political alliances, the true goal is simple: produce lots of dragon offspring!
Nagi, a member of a family of exorcists, is entrusted with the surveillance of Haruyasu, Japan's new Demon King. But it seems like Haruyasu has fallen in love at first sight with the clumsy spy...
Hiroshi and Tsukasa are a couple. Before leaving for a week-long business trip, Hiroshi asks to film an intimate video of them together. Though upset at first, Tsukasa eventually agrees, leading to a passionate, love-filled homemade encounter.