Frank and Joe Hardy move to the small town of Bridgeport for the summer and set out to uncover the truth behind a recent family tragedy.

Joe tries to cover up his connection to a criminal and ends up learning his identity. While following Laura’s investigative footsteps, Frank learns his Grandmother is lying to him.

Frank and Callie grow closer during an entrance exam to a prestigious school, only to find more secrets. Joe and Biff decide to hide his lucky charm from a threatening pursuer. Fenton takes another step in his search.

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.

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.

The Hardy boys and the gang embark on a daring mission to finally uncover the truth… but in revealing the truth could they unleash a dark power beyond their control?