Perfect Sense, formerly known as The Last Word, is a 2011 drama film directed by David Mackenzie and written by Kim Fupz Aakeson, starring Eva Green and Ewan McGregor. Scenes were shot in various locations around Glasgow, Mexico City and Kenya. The film premiered at the 2011 Sundance Film Festival. Wikipedia
(last lines) Susan: It's dark now. But they feel each others' breath. And they know all they need to know. They kiss. And they feel each others' tears on their cheeks. And if there had been anybody left to see them, then they would look like normal lovers, caressing each others' faces, bodies close together, eyes closed, oblivious to the world around them. Because that is how life goes on. Like that.