胖叔叔在银行里丢失了巨款，一张面巾纸上的蚂蚁为案件提供了线索。胶带纸上的半枚指纹把目标引向哪里？装有证物的不锈钢烟盒为何丢失？小神探们顺藤摸瓜，一系列的疑问需要开动脑筋，抽丝剥茧。拨开迷雾！(Uncle Fat lost a colossal sum of money in the bank; an ant on the tissue provided clues for the case. Where will the half print on the adhesive tape lead the target to? Why the stainless steel cigarette box that contained exhibits was lost? These little detectives followed these leads and thought hard to solves cases and found the truth.)