A stegosaurus stamp belonging to Nate's friend Claude disappears, and the indomitable Nate the Great is called in on the case. At first, even Nate is stumped -- the stamp has just vanished without a trace!
But with clues from the weather and his ever-faithful dog, Sludge, Nate is soon on his way to wrapping up his stickiest case yet.
奈特的朋友克勞德遺失了一張劍龍的郵票，厲害的大偵探奈特受託找出消失的郵票。但一開始就連奈特都被難倒，因為郵票根本消失的無影無蹤！
所幸掌握氣象線索，還有忠心的狗狗阿泥，奈特很快把這樁難案一一破解。