Holmes and Watson find themselves bombarded with an avalanche of dramatic cases! Holmes enrols Inspectors Lestrade and Bradstreet to help him play a dangerous four-handed game against an organization whose power and influence seems to know no bounds. As dissimilar as the cases seem to be - robbery, assault, and gruesome murder - Holmes suspects that each one has been meticulously designed to lure him towards a conclusion that even he could not have anticipated. However, when his brother Mycroft goes missing, he realizes that he is running out of time...