Abby Wright is a reporter for the local news station KRT whose husband Ellis disappeared a week ago. She's good friends with an engineer from the station named Cole and has dinner with him. Later they go out on a walk on a woods trail in a park where strange alterations in reality start taking place.
Harry Scott is being pursued by some things. They're not human. They're not-men. A door bangs. Footsteps tread heavy. A phone ringing. Can Doctor Webber help poor, delusional Harry?
Lieutenant Commander Frank Jacklin is blown up in a thorium bomb explosion while on the battleship Alaska. He awakens in the body of Winnie Tompkins who had perpetrated the explosion. As Tompkins, he learns of a plot by German agents to poison Franklin D. Roosevelt and he tries to warn the authorities. He continues to become involved in intrigue until another accident restores Tompkins to his body, leaving Jacklin in the body of a dog.
Hale Oakham heads into the mysterious jungle to find the mysterious Sir Basil Addington and his laboratory where he has supposedly discovered amazing secrets about life, including ones which enable him to produce monsters and to change the physical characteristics of humans.