The Enemy Within (2013)

In Athens today, Kostas, a progressive ideologist, lives a regular life with his wife and their teenage daughter and son, until his home is ransacked by a hooded gang. The experience of extreme violence shatters the family's peace, bringing his father's hunting rifle violently into their lives. The story of a morally demolished man who used to be the pillar of his family and of his struggle to get life back to normal.