The Missing Chums By Franklin W. Dixon When two of their closest friends mysteriously vanish, Frank and Joe Hardy find themselves caught up in a thrilling race against time. What begins as a carefree summer day quickly plunges into danger as the boys set out to unravel the mystery surrounding Chet and Biff's sudden disappearance. From eerie abandoned warehouses to shadowy figures lurking at every turn, the Hardys must rely on their detective skills, quick thinking, and courage to find their friends before it's too late. But as clues lead them deeper into the underworld of Bayport, they uncover a sinister plot that could endanger the entire town. Suspenseful, clever, and action-packed, The Missing Chums is a classic Hardy Boys mystery that will keep readers on the edge of their seats!