The goodbye kiss (2006)

Leftist radical-turned-terrorist Giorgio—hiding out in Latin America since the 1970s—turns himself in as soon as the Berlin Wall falls. Wishing to lead a comfortable, bourgeois life in his native Italy, he cuts a deal with a dirty cop, getting his sentence reduced in return for ratting former comrades out. Once released, Giorgio obsessively pursues his dream of becoming an upright citizen, but his old police aquaintance keeps dragging him down...