The aliens are invading! No, they're not from another galaxy. They're not even from Mars. They're from Hollywood! A science fiction convention has come to Bayport, and movie director Simon Devoreaux has lost his billion-dollar baby—the film of his latest blockbuster has disappeared before his eyes. The Hardy boys are out to find the film before it’s too late!

As part of a school project, the Hardy boys are in Manhattan to observe a criminal trial. What they see is a major case of law—and disorder. Accused of attempted murder, defendant Nick Rodriguez appears to have a one-way ticket to prison. But Frank and Joe think he's being railroaded, and they're out to prove him innocent.

In the desert Southwest, Kimble Monroe and others fight for their lives against the "bugs," self-replicating, solar-powered, metal-eating machines.

AN UNDERCOVER STORY BRINGS CRIME OUT IN THE OPEN! Frank and Joe's aunt Gertrude leads a pretty quiet life -- until an old high school friend turns up in Bayport. Clayton Silvers once had a distinguished career as an investigative reporter. Then he was accused of falsifying some of his articles and even taking money to expose his subjects. Now he's in town, working on the explosive story that he says will be his comeback. Aunt Gertrude staunchly maintains her friend's innocence, but the Hardys aren't so sure that Silvers is a sterling character. Since he's been around, the danger level has escalated. Now the Hardys are the ones being watched and stalked, their every move monitored. Silvers is playing a high-stakes game, and the Hardys don't want to be on the losing end!

TROUBLE ON THE SET! A reality-based game show called Warehouse Rumble has come to Bayport, and Frank and Joe Hardy are hoping to be among the first contestants. But when someone finds a skeleton on the set, production comes to a screeching halt. Once filming can begin again, the show is plagued with problems—and the Hardys and their friends are doing so well that jealous competitors start to blame them for all the trouble. Frank and Joe are suddenly on double duty. They have to convince their fellow contestants that they’re playing a clean game, and solve the mystery so the show can go on!

A Haunted Maze Has Twice The Dead Ends. Frank and Joe are thrilled to be taking part in the grand opening celebration of a new maze in Cape Breton, Nova Scotia. By solving puzzles -- their specialty -- they could win a valuable prize! But once they arrive, the teens soon have a new puzzle to solve: The owner and designer of the maze, Chezleigh Alan Horton, suddenly disappears. As the boys make their way through a labyrinth of suspects, they face a new twist. Can Frank and Joe unravel a decade-old riddle to save the renowned mazemaster?

A TRIP TO THE CIRCUS STIRS THE BOYS’ SENSES—AND SUSPICIONS. Frank, Joe, and their friends head to Philadelphia to catch a performance of Aerocirque, an amazing circus act with a twist: The acrobats swing and flip from helicopters high in the air! But all is not well in the City of Brotherly Love. The other show in town is a series of robberies, and no one knows how they’re being pulled off. Frank and Joe are soon jumping through hoops to find the clues they need to catch the culprits. But will they be too late? It looks like this mystery may come right down to the wire!