Episode list

When Catherine's dad gets remarried, the bride-to-be and her bridesmaids try to find the daughter-of-the-groom a date for the wedding. Rob Stewart guest stars.

Evan, in a misguided effort to protect Cat, gets himself jailed so she will be visiting him while Muirfield hunt for Vincent in the tunnels. Muirfield arrange for Evan to be taken to the same facility where they are now holding Vincent. Meanwhile Cat discovers where Vincent's being held with JT's help, and mounts her rescue plan. Evan overhears Muifields plans for Vincent and realises he has been duped. Cat releases Vincent and Evan apologises for betraying him, but during their escape Evan gets fatally wounded and sacrifices himself in more ways than one.

Cat and Vincent spend the night together. Cat is called to another vigilante crime scene but when she tries to convince Joe this is not the work of the vigilante he ignores her. Muirfield contact Evan, expecting him to sabotage the forensic evidence if necessary to keep the task force from finding the vigilante so they can get to him first. Tess is angry with Joe for sidelining her from field-work and sending her instead to interview the victims of attacks that the vigilante protected. Cat and Vincent rig the lab to blow when the task force arrive but Muirfield get there beforehand and after Vincent and Cat's narrow escape Tess finds Vincent in the subterranean tunnels and shoots him.

Cat rushes to Vincent's aid, trying to persuade Tess that he is not the danger Tess thinks he is. JT ends the standoff by firing a tranquilizer dart. Cat has to leave Vincent to guard Tess to stop her from revealing his whereabouts and he attempts to convince her not to turn him in for Cat's sake. Cat goes to Tess's apartment to find files that would prove he only killed those committing criminal acts. Vincent lets Tess go, although she remains unconvinced and goes straight to A.D.A. who assigns two cops to go with Tess into the underground tunnels to catch Vincent. Tess realizes they are not following correct police protocols but when she mentions it they shoot her, leaving her to drown. Vincent rescues her. Later Evan goes to Cat's apartment to declare his feelings for her only to see her and Vincent kissing on the fire escape and as he watches Vincent leaps from the 5th storey onto a passing truck and to the ground.

There's a manhunt for the vigilante because the police believe he killed Bishop's brother and nearly killed Catherine's sister. Catherine knows the circumstances of what happened. So she again tries to help Vincent. So she tries to find the witness who knows what happened. A new A.D.A. shows up and questions them about why they're unable to find the vigilante.

Three months after Vincent Keller was abducted by Muirfield, Detective Catherine Chandler is reunited with him - but not in the way she planned. He's changed: his scar has disappeared, his memory has been wiped clean and he returns as a supercharged beast on a mysterious mission.

When secrets about Cat's family are revealed, it will change everything Cat knew about her past.

Cat and Vincent go on a date out in public in an attempt to be a normal couple.

Catherine regrets where she spent her night. Gabe gives Catherine a key to his apartment, but she is torn as she might still have feelings for Vincent. Sam escapes prison and they all team up trying to find him.

Gabe goes after Vincent's friends in order to get his attention, lure him out and kill him. Cat studies the journals of her ancestor Rebecca Reynolds, trying to figure out a way to stop Gabe and protect Vincent at the same time.