Desc: Hreint hjarta: Directed by Grímur Hákonarson. With Kristinn Ágúst Friðfinnsson, Halldór Hafsteins Hafsteinsson. A priests work is never done. In Clean Heart we get to know Kristinn Ágúst Friðfinnsson a priest in the town of Selfoss. While fulfilling the various duties of priesthood he still has his own demons to deal with.