In Cosa Nostra you follow the life of a hit man for the American Mafia during the early 1980’s. Complete contracts by using your own expertise, whether that be sneaking, setting up traps, or by using pure brute force. Work your way up the crime ladder through honesty or through deception. Make decisions that effect the out come of the game and much more! Not everything goes as smooth as expected though, your actions will effect the story line. Watch as previous enemies become your friends and your friends become your enemies.