A series of bizarre events in their home town lead the Hardy Boys on a trail of robbers and kidnappers.

"Frank and Joe are off to the Florida Keys to work alongside Lookout Shark Lab's Dr. E. Ella Edwards, one of the world's foremost marine biologists. On their first evening, Dr. Edwards paddleboards out to check on a lemon shark nursery. But after a sudden squall rolls in, she doesn't return, and the next day her board washes up with a shark bite taken out of it. The Hardys volunteer to help the search and rescue efforts as panic sparks a rift in Lookout...

While attending an amusement park under the new ownership of their friend Daisy, Joe and Frank investigate the disappearance of a patron who was last seen riding a hit attraction, an event that has threatened Daisy's family's livelihood.

" The Hardy Boys are visiting Paris! Joe is excited to check out all the street art he's heard about. And Frank can't wait to go to all the museums he's researched. On their very first day in the city, the brothers are woken up early in the morning by fireworks. But these are no ordinary fireworks. They are a part of elaborate cover for the heist of a priceless artifact. What's worse, the theft seems to have been orchestrated by Joe's favorite street...

The Hardy brothers investigate injuries to students at the Rising Phoenix Martial Arts Center to see if they are connected and if someone at the school is to blame.

"It's lights, camera, disaster for a film crew unless Frank and Joe can track down a saboteur in this cinematic Hardy Boys adventure--a fresh approach to a classic series. Joe and Frank Hardy are excited to be cast as extras in the zombie movie that's filming in their hometown. Not only is film production way more exciting than what usually goes on in Bayport, it also doesn't hurt that the lead actress is pretty cute. At first it seems like for once...

After Frank and Joe's friend Jason wins a map to the buried treasure of Captain Scurvydog, they investigate when Jason claims the ghost of the pirate has been haunting him and warning him not to dig up the treasure.

Frank and Joe Hardy investigate rumors of a hairy beast running through the woods of Bayport and attacking people. A close encounter with not one but three creatures makes the boys wonder if the beast is real and if it's multiplying.

Frank and Joe take a fun trip across country on a new bullet train and end up in the middle of a nightmare where they are blamed for everything, including attempted murder.