While the Daily Planet’s Jimmy Olsen tries to track down a story about a long-forgotten hero, his quest takes him into an entirely different direction when he witnesses the kidnapping of Dolphin! As Captain Comet and the Rehab Squad get involved in a case that takes them all the way to Atlantis, will Dolphin finally learn her true origins? Meanwhile, Valor finally learns the truth about her own past! Guest starring Angel and the Ape and Dan the Dynamite!