Ian asks for Mac's help in locating a missing Amy. Ricky denies to Gabriela that he is affected by Casey's absence, but clearly he is. Ian questions Ricky when he answers Amy's cell phone. Casey, Paige, Amy and Rafe are greeted by Ed in Heaven, who advises them to work together to complete their life journeys and avoid mistakes. Rafe realizes an empty ""fifth chair"" in Heaven means a Port Charles resident will soon die. A gun-toting Valerie corners Alison in her apartment and threatens to kill her. Jamal, Jack and Livvie show up and Jamal and Valerie wrestle with her gun before it goes off.