 When the man reports the money stolen, the Find Outers initially believe it to be a simple robbery, but then in the middle of the night, all the old man's furniture is mysteriously spirited away as well.The suspects include Wilfrid, the old man's grandson, and his cousin Marian.When Marian herself disappears, suspicion falls firmly on her and bumbling village policeman Mr Goon is convinced she is the thief - but Fatty thinks differently.