Watch VoirFilms. When a young IRA volunteer stumbles upon an injured British Soldier in the woods near Warrenpoint, Northern Ireland, he is faced with the ultimate decision. Take a man's life, proving his worth to his new family, or suffer the consequences. Blue Skies is loosely based on the Warrenpoint ambush, a guerrilla attack by the Provisional Irish Republican Army, that took place on the 27th of August 1979 where 18 British soldiers were killed with over 20 wounded.