As the sheriff collects new evidence on Miss Watson's killer, Norma starts to lose faith in her son. Meanehile, Zane threats Dylan and Norman's friendship with Cody is put under even greater strain.moreless
Along with the repercussions from the shooting at City Hall, Linden learns that the photo that got the councilman arrested was a fake since the camera that supposedly took the shot had been out of service for more than two months. She returns to Seattle to investigate the possibility of a cover up and is unsure if she can trust Holder.moreless
Regina tries to force Emma out of Storybrooke and out of her and Henry's lives permanently. Meanwhile, it is revealed how the Evil Queen released the curse upon the fairytale world.
The Leviathan possession of Castiel has devastating consequences which leads Sam, Dean, and Bobby back to Sioux Falls, Meanwhile, Sam puts himself and Dean in danger as he begins to crack under intense pressure from Lucifer's mind games.moreless
A comet is due to pass by Earth, but its trajectory changes to a collision course, causing widespread panic. When the comet appears to slow down — as if it's coming in for a landing — 4,400 people are deposited in an explosion over Highland Beach.
The returnees — "the 4400" — have been missing from months to years. None have any memory of where they've been, none have aged, and a small number are beginning to manifest paranormal abilities. Tom Baldwin and Diana Skouris, two Homeland Security agents, are appointed to find out what happened to the 4400.