Will Steve finally get rewarded for putting his life at risk time and time again over the last five seasons when he makes a comeback later this year?
Season four saw DS Kate Fleming promoted to a DI after her bravery handling the demise of DI Dot Cottan (Craig Parkinson).
But with more than one brush with death over the last five seasons, it seems as though it might be time for Steve to move up in the ranks too.
With AC12 being dealt a brand-new challenge in the form of suspicious police officer Detective Chief Inspector Joanne Davidson (Kelly MacDonald) in season six, will they finally get to the bottom of who is heading up the OCG?
Line of Duty seasons 1-5 can be streamed on BBC iPlayer and Netflix now.