Yuurei Yashiki no Nijuuyojikan

It's a story about a group of three high school students who get lost in a haunted mansion in the middle of a dark forest while looking for their pet cat Miko. Inside the mansion disembodied spirits and curses await them!
The master of the mansion, the imprisoned spirit, Kanbara, is constantly watching them. While Kabara uses traps and evil spirits to drain them of their strength, will the three manage to join forces and escape the mansion?!