Plot summary
Maura's father, Paddy Doyle, is in critical condition, and Maura and Jane's relationship is in trouble. IAB is also starting an investigation about what happened. They investigate Jane until a cop is murdered and they have a new case. Maura is faced with the decision of signing a DNR for her father. While all this is happening to her biological father, her adoptive mother is still in the hospital from being hit by the car.
Credits
Adapted from Wikipedia contributors, List of Rizzoli & Isles episodes. HTML formatting and reference markers removed.