There's talk about a monster in Sock City! No sock has ever seen it, but Bootsy claims it lives down an alley behind a giant metal door. She's heard a lot about this monster and witnessed its aftermath of broken and chewed-up trees seen scattered along the alley. Dinky, Stretch, and Bootsy are forced down this very alley because of a huge storm that's only minutes behind them. Come along with them and see what unfolds as they go down Monster Alley.