Koharu discovers that she now has the power to heal demons like her late grandmother did. The overly self-confident fox demon Iori takes a liking to her. The sudden kiss was a ritual of engagement?! What will happen to Koharu now that she has to live with Iori in human form...?!This series has been published in Japan since 2012 which Japanese title name is "Koyoi, Kimi to Kiss no Chigiri wo"