What if you were told the exact date when you were going to die? What would you do with this information and how would it affect the way you live your remaining life?

Tyler Harrison is nine months shy of turning forty when he is approached by Matthew, who claims to be angel and tells Tyler he’s going to die on his birthday. As disturbing visions blur the lines between reality and hallucination, Tyler recalls Matthew’s prediction with foreboding. When he tries to avoid dealing with the issues staring him in the face, he discovers that the more he runs the more horrific his life becomes.

In this unpredictable and moving novel about mortality, one man is given an opportunity to see the sum of his life. A story about choices, mistakes, fate, destiny, life, death, and eternity, 40 is an emotional ride right to the very end.