When a gold coin is stolen from a local dive shop, Shelby, Cindi and Noah look for the missing treasure.

A dolphin at a marine lab in Cocoa Beach is missing. The police in town are distracted by smuggling activity in the area. Shelby takes on a mystery the adults ignore and ends up solving both cases.

Jack Berg, champion surfer and local celebrity, is accused of drugging a rival. Shelby thinks he's been framed--despite strong evidence against him and the opinions of most of the adults in town.

A famous astronaut is kidnapped from Shelby's grandfather's B&B. In tracking him down, Shelby finds out more than she wants to know about the human side of an American hero.

When Shelby, Noah and Cindi get stuck with counterfeit tickets for a concert in Cocoa Beach, Shelby wants to find out who planted the fake tickets--and why.

What started as an investigation into counterfeit tickets becomes more serious when the kid who sold Shelby the tickets disappears.

A young woman with a gambling problem disappears in ""Gatorworld,"" an alligator park. Shelby's investigation of the case gets her seriously behind on a major biology term paper, grounded by Mike, and within biting distance of some hungry alligators.

An unusual key, which Mike has kept in a secret box, is stolen from the B&B, putting Mike Woo back on the case of a theft he had investigated in San Francisco four years ago. Mike and Shelby head to San Francisco and learn about each other and their individual methods of investigating a crime.

An outbreak of vandalism in Cocoa Beach leads Detective Hineline to suspect Cindi's cousin, Keith, of the crimes. Shelby is caught between her friendship with Keith and the fact that all the evidence points to him.

A string of arson fires covers up the disappearance of some endangered animals. If Shelby can relieve herself of her duties as ""Pearl the Safety Squirrel"" long enough to solve the mystery of the fires, she may be able to convince Hineline she's ready to be a real investigator.

Noah is kidnapped when he is mistaken for Leo, the son of a research scientist. Faced with the possibility of losing their friend, Shelby and Cindi convince everyone that Leo is really Noah while trying to find clues to track down the kidnappers.

As a hurricane blows into Cocoa Beach, Shelby finds herself responsible for the safety of the guests of the B&B and in charge of investigating the disappearance of a valuable watch. Shelby and Noah are soon at odds, when they discover that one potential suspect is Melanie, a girl Noah has a crush on.

The ""Reddy Eddy"" chain of convenience stores are being filled with a gas that temporarily knocks out the store's employees. When they wake up, nothing is stolen! Is it revenge or just a prank? Unfortunately, Shelby has a crush on the son of one of the main suspects.