Fenton leaves town to search for the missing Rupert Khan. Joe delivers a message for a shady stranger, and Frank connects Laura to a local legend and a mysterious object pulled from the sea.

A terrifying man tracks Joe to the carnival, where a curious new trinket grants Joe incredible luck. Frank tries to find out why Laura was so interested in a decades-old local mine collapse.

After an attempt to lure out the buyer of a twice-stolen object, Frank and Joe find themselves pursued by someone they believed to be dead. Their friends are welcomed onto the team.

The boys head back to school, but Frank and Callie have different takes on the new girl. Frank learns more about young Laura, while an old friend returns to offer Joe information...for a price.

Frank and Joe exchange truths with their Grandmother and find a long-hidden secret in her home. Fenton finds what he's looking for. Meanwhile, other forces work against them all.

Taking a step farther than their mother did and learning the nature of the object at the heart of the mystery, Frank and Joe's unity fractures over what to do next. Tensions between Chet, Callie, Frank and Stacy reach a peak.

Trapped and lost, Biff and Joe’s friendship is tested. Frank can only help find them by revealing too much to people he can’t trust.

Regaining possession of something long-lost, Gloria reasserts old power. Fenton returns and is stunned to see his sons in the middle of secrets that he, too, has uncovered. Frank enters an uneasy alliance, and climactic events are set in motion.

Frank and Joe Hardy return to detective work when a classmate goes missing.

When Frank is led to believe a local recluse is their prime suspect, the team attempts a risky break-in to retrieve the video camera Dennis lost in the woods.

It’s a waiting game as Callie tries to repair Dennis’s damaged videotape, and the whole gang attends the annual Demon Night drive-in.

Frank and Callie make a shocking revelation about the Project Midnight test subjects, while Joe impatiently tries to enlist the help of J.B. Cox to get the power out of Frank.

Joe conspires with J.B. to steal the relic from Stratemeyer Global and get the power out of Frank, but The Eye has other plans.

With Frank missing from the school dance, Joe and the gang must race against time to locate his whereabouts and stop the Shadow Man from completing his ultimate plan.