The Hardy Boys

While enjoying a summer day boating on Barmet Bay, Frank and Joe end up saving Mary Todd from downing. She was on her way to see their father, Fenton Hardy about the mysterious disappearance of her brother. While Fenton Hardy went to search for him, Frank and Joe discovered a few small details about the missing professor. Fenton Hardy returned after his unsuccessful search as the boys were heading to a camping trip with Chet and Biff to Honeycomb Caves.

When a brilliant young professor mysteriously disappears, Frank and Joe Hardy find themselves thrown into one of their most thrilling cases yet. From the lively halls of Kenworthy College to the eerie depths of the Honeycomb Caves, the brothers follow a trail of cryptic clues that begins with a strange message scrawled on an exam paper. But nothing could prepare them for the dangers that lie ahead. As they explore the rugged caverns along the windswept coastline, the Hardy boys stumble upon a hidden searchlight whose powerful beam reveals a startling discovery.

At their home in Bayport Frank, Joe, and Fenton, receive a visitor who informs them that Professor Morgan Todd from Kenworthy College has disappeared. At the time Fenton is working on security for a coastal radar station, which is under construction. The boys visit the college and are informed that the professor is away in Europe. However, the boys become suspicious, and their investigations lead them to Honeycomb Caves in Rockaway, where they uncover a plot to disrupt the operation of the radar station.

While riding in their homemade iceboat on the frozen surface of Barmet Bay, Frank and Joe Hardy and Chet Morton discuss their plans for the upcoming Christmas holiday break. They visit Cabin Island but a mysterious stranger chases them off the island. The boys are invited to the home of Elroy Jefferson, a man whose car they returned in The Shore Road Mystery. They overhear an argument between Jefferson, the owner of Cabin Island, and Hanleigh, who is trying to buy the island. Mr. Jefferson rewards the boys and grants them permission to use the cabin for Christmas

Step into the frosty adventure of The Mystery of Cabin Island, where Frank and Joe Hardy, along with their loyal friend Chet Morton, embark on an unforgettable journey during their Christmas holiday break. It all begins with a thrilling ride across the frozen surface of Barmet Bay in their homemade iceboat, but their peaceful plans quickly take a mysterious turn. When the boys visit the remote and snow-covered Cabin Island, a strange encounter with a mysterious stranger leaves them shaken and determined to uncover the truth.

Frank and Joe are two teenage brothers who hope to follow in the footsteps of their father, a famous private detective. The Hardy Boys are joined by two friends, Chet and Biff, for a winter campout in a cabin on a remote island in Barmet Bay. But there seem to be others interested in the cabin, and a secret that it might hold. A sinister stranger orders them off the island, and when the boys don't comply, their food supplies are stolen.