Two friends work as cleaners whose jobs are to clean homes and places where people have died or dead bodies are found. One day, they are tasked with cleaning a house where there were three dead bodies inside. Their job is to clean the corpses that have rotted. When they arrived there, they found that there are strange things happening and then they discover a strange book.雪泪寒肯定的说道：“这样的机会，他绝对不会放过。他不但会来，而且他绝对会出手，正可一泄今日所受屈辱的愤恨！我想，这或者才是楚阳今日做这个试验的真正目的之所在吧！”