Yukami Makoto is a high school student whose favorite pastime is going to hot springs. For his hundredth trip he stops at Miyama-kan, an inn operated by four poster girls named Tokura, Akino, Tsutsuji and Mitomo. While there, Makoto spots Yuri, the goddess of the hot springs, and unexpectedly ends up with her powers. Makoto also winds up working at the inn. This supernatural OVA is a single short episode adapted from a manga by Hiro, and it was bundled with a drama CD.