Mishka and his sister Alexandra gradually realized: they live in a scary house filled with nightmares. The brother and sister managed to defeat one of them. However, the victory came at a high price - an unknown guy who called himself the Wanderer stepped into the darkness, saving the lives of the children. Nobody knew about his future fate. That’s why Mishka and Alexandra were very happy when he returned... However, the joy was short-lived - the children’s lives were filled with darkness and horror. After all, this time the Stranger has come to destroy our world...