Key to Original Sin

Dozens of people with complete memories appeared in the closed institute out of thin air. Mutated monsters roam, death is not the end - reincarnation will reset everything When you find that all the clues gently lead you to doubt everyone around you, and finally deduce the truth, the answer points to yourself. This is a death game that uses logic to fight reincarnation and acting skills to gain trust. The only way to clear the level may be for all players - including yourself - to voluntarily step onto the sacrificial platform.