The mother of Isaac starts hearing voices in her head. She is pretty sure that this is God talking to her and he wants her to prove the intensity of her faith and loyalty. To do that, Isaac’s mother must kill her son. He hides in the basement and meets numerous enemies, his fears, and lost siblings. Also, his mom will also appear in this world of nightmares. Lead Isaac through the world of horrors and let him experience a real Rebirth. Gather items to get supernatural powers and deal with your enemies and fears.