Kawahira Keita hails from a long line of Inukami tamers, yet his own talents in this ancient art fall short, leading to his abandonment by his family. His fortunes change when he encounters Youko, an Inukami possessing beauty, grace, and a wild streak. Despite her unruly nature that defies control, Keita forges a contract with her, embarking on a comedic journey filled with chaos and misadventures. Keita, driven by earthly desires for wealth and women, finds himself at odds with the destructive and envious Youko in this entertaining tale of an Inukami tamer and his spirited companion.