Davina becomes violently ill and the repercussions affect the entire French Quarter. Sophie delivers some startling information about the harvest festival and presents a drastic plan to save Davina. Hayley, racked with guilt, confesses to Elijah about her role in Sophie's plan.
Crowley turns to Dean for help to locate the First Blade, the only weapon that can kill Abaddon. However, they soon discover that the trail leads to Cain... the Father of Murder and the most powerful demon of all time. Meanwhile, Sam asks Castiel for help when they need to extract the remaining grace from Sam's body to track Gadreel.
Krista and Tags relationship is tested when an emergency landing leaves them stranded.
DI Humphrey Goodman and his team are called to investigate a murder on a film set.
Raylan is king for a day in the seized mansion of a notorious mob accountant, while Boyd tries to regain his stranglehold on the Harlan heroin market.
It's every man for himself as food and supplies run low and winter takes hold of the Klondike. A murderer stalks the miners at their claims while Dawson is plagued by Typhus. Belinda double-crosses Bill in a bid to stay competitive with The Count.
When a drunk driver knocks down a transformer, the entire neighborhood is left without power on a frigid Chicago night and members of Firehouse 51 step up to lend their much needed help. While many from the community ride out the night at the station, in the midst of such close quarters, romances speed up and tempers flare. Meanwhile, Casey continues to lie to both himself and Dawson about his condition and the stakeholders in Molly's bicker about the bar's direction.
Mary Jane faces reality after her affair is exposed. Meanwhile, a sobriety party prompts Patrick to reflect on his life, and Mary Jane at last gives Andre an answer to his proposal.
When a NASA Jet Pack signed by astronauts Buzz Aldrin and Gene Cernan blasts into the shop, Rick and his team prepare for an out-of-this-world restoration. Later, returning customer Darius brings in an item unlike anything the shop has ever seen: a World War II era bomb.
Mikey considers losing his virginity Tunes goes into labor Bobby Bottleservice becomes an unenthusiastic gigolo.
Finn and Jake decide it's time for Finn to get a new sword. Finn reluctantly buys a grass sword from a mysterious old man, but the sword turns out to be cursed! And unfortunately for our hero, all sales are final.
When Morty thinks Rick's adventures are too dangerous, he challenges Rick to let him lead one instead.
Bay strives to impress her art teacher while she struggles with her commitment to field hockey. Elsewhere, Campbell assists Daphne when she makes an error at the clinic Kathryn invites Renzo home for dinner and Emmett investigates a vandalism problem.
When Gabriels chip is hacked, hes shocked to learn that Mei Chen is not only alive, but possesses an even more powerful chip than his own.
Spirited Millie is earning a bit of money selling odds and ends on the black market. But Millie stumbles across a seam of post-Second World War unwholesomeness when she annoys some very dangerous people and gets into trouble. Soon, the other Bletchley girls must rally to her aid.
Robin and Ted try to get Barney to reveal secrets after he drinks too much Marshall tries to avoid fighting with Lily.
When a pop star is found dead in an alley, Beckett and Castle look into her hard-partying lifestyle a shocking revelation rocks the investigation.
Chozen takes action when he suspects Tracy's boyfriend is cheating on her.
Red informs the team that "The Alchemist" - a man who relies upon science to transform a person’s DNA - has been contracted to protect a well-known mob informant and his wife. As the team goes undercover to catch him, Liz finds herself on the hunt for an unlikely couple. Meanwhile Liz and Tom find themselves at another bump in their relationship and Ressler debates whether or not he should give his ex-girlfriend his blessing.