Adam Sinclair

An investigation into the death of a jeweler leads to a member of the Isles family; Maura has been keeping a secret.

When a gun battle rages in a quiet neighborhood, Jane and Maura are thrown into the secretive world of an Eastern European gang; Maura comes down with a fever.

The murder of a crime tech sends shockwaves throughout the team. When suspicions arise that the tech had tampered with evidence for Boston Police Department cases, Maura is suspended from her position. Jane is determined to catch the killer and clear the department so Maura can be reinstated.

The team works to solve a murder with explosive consequences; Ron offers to take Angela on a romantic getaway.

In the sixth season premiere, when it appears one of the Boston Police Department's own has shot an unarmed man on a busy Boston subway platform, the team must fight to find the real killer while exonerating the detective's name. But with Internal Affairs breathing down their necks, it becomes apparent that the circumstances surrounding this shooting are anything but clear.

A champion Rottweiler is the prime suspect when a dog trainer is found dead at home; Maura has a peculiar interaction with Kent.