The story revolves around a group of people who gather in a stately mansion, the scene of a massacre from the past, to perform the ritual of the 'Red Book'. With the help of spirits, they try to reconnect with their deceased loved ones.

影片讲述保安迭戈·马丁内斯头天上班，在地区医院停尸房内的一个晚上，经历了人生中最可怕的夜晚。