Hermux Tantamoq is an average mouse who works in his watch shop by day and spends his evenings at home with Terfle, his pet ladybug. But all that changes when Linka Perflinger, daredevil aviatrix, steps into his shop, drops off her watch for repair, and walks out with Hermuxs heart. When a shady-looking rat tries to claim Linkas watch, Hermux knows that something must be terribly wrong, and embarks on a dramatic quest to find her . . .