"It's been a long time since Tommy Oliver has served as a Power Ranger. He's defeated space witches, brought down evil armies, protected the galaxy, but now Tommy leaves protecting the world to the Power Rangers at Space Patrol Delta. But when his son goes missing, it's up to Tommy to discover a secret in his past, in order to save his future. Now Tommy will call on all his training, his friends, and maybe even some of his enemies as he sets out on...

"Danger is at every turn when Finster unleashes some of his fiercest monsters yet on the entire world. But even with Zordon's return, it will take more than just the Power Rangers to face down these terrible creatures. A new alliance is formed with Grace Sterling and Promethea, but the arrival of one of the Rangers' most savage adversaries will threaten it all" -- Page [4] of cover.

"The team is reunited, but everything's changed. Without the guidance of Zordon or the constant attacks from Rita, the Power Rangers must discover what it means to be a hero in this brave new world. Finding new allies and facing new villains, a lost history of Zordon's first Power Rangers team on Earth will be uncovered."--provided by Amazon.com.