Polar Bear pursues an act of violence as it ricochets through time. From Aaron as a young boy first encountering the bear, to ten years on, where his own rage finally explodes. Then over four more years on, a now young adult Aaron encounters Lea, both bound to and haunted by the same ghost of violence.

1994. As Northern Ireland takes its first steps towards peace, best friends Vinny and Jonty are about to jump start their futures with the most reckless trip of their lives.