The story of how Wannyuudo came to join up with Ai while modern day humans who run a hot springs run into the same trouble their ancestors deal with the same problem 400 years earlier.
Genres: Animation , Drama , Mystery , Sci-Fi & Fantasy
Keywords: angst , anime , bullying , comeuppance , curse , dark-fantasy , death , detective , hell , horror , psychological , revenge , school-life , seinen , supernatural , suspense , tragedy , watch-anime-series-online