Kaidan to Odorou怪談と踊ろう そしてあなたは階段で踊る ; Kaidan to Odorou Soshite Anata wa Kaidan de Odoru

Half of this world is dominated by curses. Half of this world wishes for curses. Half of this world is made of curses. That summer, we created a "monster". Bored of their routine based everyday lives, Tomohiro and his friends came up with a curse as a new addition to their school mysteries - "Ohonesama's Curse". However, after wishing with the money they stole from the offertory box to request for the curse, their normal lives were turned upside down.