In this sequel to "Flight from Big Tangle," Kaylee is furious about being left to spend the summer with a girl her own age, Jaz, and Jaz's uncle, Jack. All she wants is time alone with her dog, Sausage. Things change quickly, though, when Jack is injured after his helicopter goes down near a group of grizzly bears. Kaylee and Jaz must team up to save him, and Kaylee finds herself once again at the controls of a plane.
With seconds to the finish line, Dalen and Gole lead the distant world of Budap's annual Junior-Jet Race. Suddenly they are overtaken. Left behind in a cloud of mysterious purple exhaust, they realize something doesn't add up. Looking for clues, the two friends uncover a tunnel that leads them to Earth. They arrive in Port Angus, once a lively west coast fishing community. The fishing industry is dying, and Dalen and Gole find themselves embroiled in a sinister plot to steal fish and send them to Budap. Pursued by government agents and angry aliens, Dalen and Gole are in a race against time to save both their own distant world and the fishing community of Port Angus.
Joe and his friend Skip are enjoying the thrill of the Big Dip, a famous rollercoaster, until they learn the old man in front of them has been shot. The old man mutters with his dying breath something about getting a Margaret Rose to the police. Joe leaves the crime scene to get on with his life. But someone is desperate for the Margaret Rose and thinks Joe has it. When his sister is kidnapped, Joe is in a race against time to solve the puzzle.
Nadia is playing for her local soccer team, and they have made it all the way to the national tournament - against some very determined opposition. Unfortunately, Nadia's challenges don't just come from her opponents but from her teammates as well. After their coach is injured in a suspicious accident and the threats against the team mount, it is up to Nadia and her younger brother Devin to pull the team together and take a run at the championship.