 Louise and Jean Dana, orphaned sisters, receive the gift of an antique study lamp as a parcel from their Uncle Ned Dana, skipper of the SS "Balaska", as they are packing to return to their school for a second year.The lamp is stolen from their home only minutes after its arrival, and though the sisters give chase in the family roadster, their search reaches a dead-end at an antique store run by the sinister Jake Garbone.In the meantime, they encounter a young man whom they rescue from Oak Falls in the river, who appears to have amnesia.