It's bad to murder people for money.
Matt, who used to be in the armed special forces, receives an email requesting a contract killing.
Matt wants to reply to the offer.
Matt declines the offer and tells the man that he's not for sale.
Matt accepts the offer and goes to meet with his client.
Matt lives a peaceful life and receives no more offers for killings.
The client turns out to be a police officer who arrests Matt and charges him.