A toxic gas will be released into the city of Toronto, unless Murdoch can find a way to stop it.
Bay hosts an anti-Valentine's Day party, where Noah and Travis get into a fight. Meanwhile, Angelo and Lana call a temporary truce; and Regina disagrees with the Kennishes on how to deal with a situation concerning Daphne's food truck.
Five-0 investigates the murder of a traditional Hawaiian fighting master. Meanwhile, McGarrett hires a private investigator to follow his mother.
When Jax and Laura-Leigh are caught having sex in SUR's bathroom and Frank insults a customer, Lisa is forced to crack the whip on her staff, resulting in a firing. Stassi thinks her life is back on track when she makes up with her old friend Katie and introduces her new boyfriend Frank to her parents, but when an unexpected argument escalates, Stassi finds herself headed for her second break-up of the summer.
Carrie runs into an old friend at her internship and gets invited to his mother's dinner soiree in Manhattan, but her feelings for Sebastian get in her way, until she see him with another girl. Mouse is excited about getting back together with Seth, but her worries about being bad at sex drive her to ask Walt for help. In order to hang on to a favorite spot at the diner, Maggie takes on Donna LaDonna and her friends. Meanwhile, Tom loses his wedding ring, which makes him realize that Harlan might be right about starting to date again.
Documentary series following the police intercept teams of Great Britain.
Ted is reluctant to break up with his crazy girlfriend Jeanette. Meanwhile, Robin becomes attached to Marvin after finally holding him for the first time.
Muscle Man, Rigby and Starla are annoyed about Mordecai's awkward goodbye to Margaret so they try to get Mordecai to tell Margaret how he feels about her.
When Brennan is shot while working late at the Jeffersonian lab, she is rushed to the hospital in critical condition. While at the hospital, she struggles with visions of her mother that defy her usual logic. Meanwhile all evidence suggests that Brennan's attacker may be linked to the Jeffersonian.
The queens connect with their inner child as they star in a fun-filled kids TV show.
Castle & Beckett get an up-close-and-personal view of a "Real Housewives"-esque reality TV series, "The Wives of Wall Street," when they investigate the murder of the show's rising young star. Meanwhile, Castle's attempt to give Beckett a Valentine's Day gift goes horribly wrong.
Jeff and Audrey ask Russell to list the women he has slept with so they can avoid giving one of those names to their baby. Meanwhile, Adam is humiliated when he spends a lot of money on a new bicycle and gear.
After learning about a new service that lets people stay in touch with the deceased, a lonely, grieving Martha reconnects with her late lover.
Liam tries to pit Josh and Nora against Aidan; Sally gets closer with Max; Kenny suspects that Aidan may be a vampire.
Harry helps Billy’s moms, Zoey and Michelle, to encourage Billy to be cooler at school. Meanwhile Jonathan and Janet fear their daughter Anastasia may be failing French, and administer an I.Q. test to Harry, fearing she got the ‘dumb gene’ from him. Harry and Rose square off about the future of Rose’s potential child.
Amazed by the hummingbird’s unique flight capabilities, Martin and Chris try to track one down but soon learn that Gourmand has just added hummingbird eggs to his menu.
Thousands of amateur cooks apply from right around the country, aged from 18 to 70, from students and young mums to golf pros and lawyers - all dreaming of making it big in the culinary world.