Mishchief turns to mystery in the baffeling case of the SUPER SOUPED-UP BIKE!
Riding the famous silver star bike Keith is on the road to victoryin the bike-aid cross country race. But someone is determined to sabotage his bike and knock keith out of the running. When he call on the Hardy boys to investigate, the game turns deadly serious: the silver star is stolen and Keith vanishes into thin air.
The crooked trail leads to Frank and Joe from the Manhattan skyline to the Colorado mountains, where they uncover a sinister plot to steal much more than just the Silver Star. Now the race for justice is on and there is danger at every turn!