While snow was falling on a holy night, a demon with the looks of a young girl traveled into the village and watched the warm people inside their homes. The demon was surprised when an exorcist spoke to her despite the hatred between the two species; immediately the demon became attracted to the exorcist.A comforting story that brings together humans and demons.

"I bought a middle aged slave with one coin, with change left over!"Tanya, a lonely girl, buys William, an unwanted slave, with one coin.Tanya wants them to be a family, but their relationship as "master" and "slave" gets in the way. It's hard for her to close the distance between them...This is a story about an oddly matched, adorable pair and their new life together, despite their differences!