While Hannibal tries to put a wedge between Jack and Will, the team tracks a serial killer with a bloody ritual that includes cutting the victims' back flesh to extend it to look like angel wings. Jack's wife Bella turns to Hannibal as her therapist in an effort to come to terms with the fact that she is dying. Beverly decides to put an effort into relating to Will on a personal level.moreless
Castle and Beckett's latest case involves the murder of a rising star. Things don't go as planned when Castle tries to give Beckett a Valentine's Day gift.
Personal issues cause Mike to fall off the grid when Harvey needs him for the fight for the firm.
Harvey tries to win over an important figure whose vote will greatly affect the future of the firm.
Taking a hard look at their present situation, Harvey and Mike must look into their past to see where their decisions have lead them.
Harvey turns to an old colleague he use to have beef with, to help defend the firm.
As Harvey and Mike take on an unorthodox case, Louis and Rachel team up, and Jessica runs into problems in her defense of the firm.
Harvey is given the second chair position on an important case, as Mike works on the case of a tennis phenom.
When Travis makes a return causing trouble Jessica and Harvey must work to hide it from Daniel. Meanwhile, Louis and Mike grow closer but Louis' paranoia threatens to ruin their new bond.
Mike has to handle complications and finds himself caught in the middle of the battle bwteen Harvey and Daniel, and Louis meets his match.
Jessica needs Harvey's help to drum up support within the firm with Hardman's return meanwhile, Mike confronts Rachel.
Following Trevor's intrusion Harvey must make an important decision about how he'll go about guarding Mike's secret also, Harvey entrusts Mike to close a major lawsuit.
Bulkhead is trapped on the Decepticon Warship and amid dual tries on Megatron's life.
Megatron sends Dreadwing, Airachnid and Breakdown to investigate the trail of a potential Energon source, but what Airachnid doesn't know is that Dreadwing and Breakdown have actually been ordered to kill her for her treachery. She eventually catches wind of this and fights her way off into the woods. Upon arriving at an abandoned Energon mine, Airachnid encounters Starscream cowering from a large Insecticon. After using her abilities to control the creature, she contacts Megatron and tells him to come to the mine, planning to use the Insecticon to kill him so she can claim Decepticon leadership.moreless
While the Autobots continue their battle at the Earth's core, Jack learns more about Optimus' history on Cybertron.
The Autobots team up with a surprising ally to save Earth.
When the Autobots learn of the Decepticons' plans to build a Space Bridge, Optimus decides to face Megatron once and for all.
In the season finale, Harvey tries to free an innocent man but hits a wall when he goes to the district attorney, who seems more focused on preserving the system than seeking justice. Elsewhere, Trevor causes problems for Mike when he shows up on his doorstep.moreless
Harvey's former mentor turns to his protégé when his office comes under investigation. Elsewhere, Mike and Louis try to settle a mogul's estate in the midst of family clashes; and Jenny worries that Mike is hiding something.moreless
Mike questions the firing of an executive, whom Harvey dismissed at the request of a client.
Mike must fight to prove Rachel's innocence as, an undefeated Boston Lawyer sets his sights on Harvey.
Harvey must work a case with Louis but things between them and the opposing council get heated when their star witness suddenly dies. Meanwhile, Mike works on a case and soon finds that he has an important decision to make.moreless
As Harvey's history starts to create some complications, Mike faces off against Devon in a mock trial.
Mike helps Rachel to prepare herself for taking the LSAT while, he and Harvey defend a woman who has been accused of insider trading.