The Calico Cat Inn, where the young dragon Kurokaze works, is famous for its delicious cuisine and is a purveyor to monsters. Ryoya, a greedy fox who always brings trouble, has been living at the inn for a long time. One day he finds a painting he has been looking for for many years at an antique market, but it winds up in the hands of a demon general. When he goes to ask Yoshiya to give him the painting, Benimaru, the general's younger brother, who likes Yoshiya, forces him to become his "mistress!" Kurokaze learns of Yoshiya's strong feelings for the artist that have lasted for 100 years, he turns away from the feelings in his heart and rides into the demon's mansion. A story of a caring and hard-working waterfall dragon god x a single-minded monster fox who is unaware of nature, and heartbreaking love that was born quietly in a world inhabited by beasts and demons.