Hasumi Riku

Ruri is a young veterinary doctor who loves youkai, and Fujinome is a nine-tailed fox whose powers have been weakened by a curse, and they journey to treat youkai. (Source: Natalie, translated)

Dalia was saved by the snake god after she was abandoned by her parents. To meet him again, 12 years later she offers to become a sacrifice. However, because he deemed such things unnecessary, she ends up working as his wife?!