Alan defeats the Dark Presence with a special light clicker, but he sacrifices himself to save his wife Alice. Then in DLC, Alan confront his own insanity and begins writing again.
Red Dead Redemption
John Marston dies protecting his wife Abigail and son Jack. Jack grows up and kills Edgar Ross, the man whose betrayal led to Marston's death.
CR-S01's adoptive father accidentally created the Rosalia virus while searching for a universal cure to end all illness. They develop an antiserum to stop the epidemic. You are the seventh member of the trauma team! So touching.
Super Mario Galaxy 2
Mario saves the princess from Bowser. A star steals Mario's hat.