That case is... um... a really really long and complicated story, pal! Really really complicated. But basically, he sniffed out the Samurai Dogs that this one old lady was delivering, and one of those things of Samurai Dogs she was delivering ended up being a vital clue to blowing a murderer's alibi! It had a drop of blood on it that brought the case right down on him! So you see, Miss Schnee, Missile was a very important part of the chain!