What do Riley Cole, Hitler, President Truman, Castro, and the person who shot Kennedy all have in common?

When one man's dark secret becomes the obsession of three strangers, how far will they go to commit A Proper Violence?

Leo Spivak is drifting through life without a compass. His father is aging fast, his teenage daughter is rebelling, his protégé is after his job and his wife is losing her patience. A twist of fate and some bizarre wisdom from a "freelance rabbi" help Leo navigate the murky waters of his life and turn his crisis into a second-chance.