How do you choose which of your sons should die?

[Mark]

One Must Die is my newly released psychological thriller.
Sean Levitt's two sons go missing, and then he receives a series of terrifying DVDs telling him to do particular tasks in order to save his sons from being harmed.
Why are Sean and his sons being targeted?
Find out for just 99p or 99c for a limited time.
http://mybook.to/OneMustDie