Read it through once

Tom told him of the bank-clerk's discovery, and of the lost box of money and the mysterious footprints which had turned up near the office. Huck listened with interest; the affair grew in his imagination until it took on all the dignity and terror of a Whitechapel murder. "Well, we'll go to it," he said at last; "we'll be detectives. We'll track the villain down and bring him to justice. We'll begin right away."