 College student Tyler Wilkes is a Christian losing his faith. All of his prayers have left him unconvinced about the legitimacy of the Bible and even the existence of God. Ready to abandon the Church and his faith, but tortured by the beliefs ingrained in him since childhood, he asks himself the question; "Do atheists suffer in hell eternally?" Fueled by his obsession for the truth, Tyler along with his fiancee and friends, delve into the dark side of spiritually. Tyler believes that any evidence of an afterlife, good or evil, will prove the existence of God. Sinister Heaven tells the terrifying story of a journey into the occult that will threaten their lives and souls forever.