Decker (2015)

JÜRGEN DECKER is an undercover cop pushing 60. His current case, teenagers dying from a strange, unidentified drug, manufactured by a mysterious man called DENNIS has him realize he is too old to be working in the undercover drug division. As he is looking for a younger partner at the academy, he stumbles upon CHRIS, a big hearted but inexperienced young man rejected from the academy. In exchange for his help, Decker promises Chris to get him into the academy and the unlikely duo embarks on a mission that turns out to be much more dangerous than anticipated.