When a contract killer has a rapidly evolving form of dementia, he is offered an opportunity to redeem himself by saving the life of his estranged adult son.
 
Don't lose your mind deciding to watch this one.
 
FUN FACT:  Fourth film where Al Pacino appeared with a Batman actor, this time with Michael Keaton. Pacino previously starred with Val Kilmer in Heat (1995), with Ben Affleck in Gigli (2003) and with George Clooney in Ocean's Thirteen (2007). Moreover, Pacino mentioned "Batman and Robin" while talking to Leonardo DiCaprio in the first minutes of Once Upon a Time... in Hollywood (2019).