An old case puts a stop to Dean’s work plans and awakens insecurities for Manning, causing him to have second thoughts about his future in the force. The MIU is put under further pressure by the arrival of an assessor, from Divisional HQ, who puts their work practices under the microscope. As Dean’s grief finally begins to show, Jenn and Karen discover evidence a key witness in the investigation lied about his alibi leaving them hurrying to track him down before it’s too late. Chris feels like public enemy number one at home while Jenn’s tensions with Jacqui escalate, but when trouble follows Jenn home, it leaves her whole family in danger. (thetvdb.com)