FirewallFirewall by Henning Mankell is a masterfully crafted, tense instalment in the acclaimed Kurt Wallander series. The story unravels in the picturesque yet brooding landscape of Sweden, where crime and mystery intertwine in a compelling plot. One ordinary evening takes a sinister turn when a man collapses and dies while stopping to use a cash machine. The situation escalates as a taxi driver becomes the victim of a brutal murder committed by two teenage