The Haunted House

Creepy House? Check
Wanting to be dumb? Check
One day, Sasha and Connie find about this creepy house and one thing leades to another and before you know it they've roped everyone in the squad and Hange and Levi. Once there things began to help and one can easily see why it called haunted. But will they all make it out in the morning? This does have Sao in it, and there's a second story in the works.