SUPERMAN: 'TIL DEATH DO US PART broaches the realistic topic of relationship breakups and the emotional ramifications that it has upon people. When Lois Lane suddenly and inexplicably begins drifting away from Clark, the Man of Steel becomes lost in a morass of frustration and hopelessness. While trying to deal with the possible end of his marriage, Superman must return to Smallville to save his hometown from a threat of eco-terrorism. But as he takes down his physical adversaries, the Man of Steel is plagued by a mental anguish that he cannot defeat. Emotionally wrecked, Clark returns to Metropolis and sets out on the most important mission of his life: saving his love.