 After the death of his wife in a freak accident, Reverend Graham Hess questions his faith and even leaves the church. Six months later, he discovers a gigantic crop circle in his yard. Similar events happen all over the world. Graham s children think it s aliens, his brother thinks it s pranksters, and Graham doesn t know what to think. However, as more and more strange events occur, he realizes something big is coming, and it s probably not going to be friendly.