In the year 2059, cult activities began to rise, bringing force monsters and demonic entities to appear. It is revealed that these things are actually people who have been kidnapped and sacrificed. Depending on wether the ritual was a success or failure, they could end up being a true threat, or a moderate threat. Though some tend to be more dangerous when a result of a failed ritual. It is the labs job to investigate these beings, to protect civilians and to study these supernatural subjects.