Amy helps Lisa with Platinum Bow. Tim has a difficult visit with Shane. Katie leads a strike at Maggie's. Jack reconnects with his country music roots.

Kat is presented with a book deal that requires her to dredge up terrible memories; Del wants to say goodbye to the past, while Alice yearns to return there.

A father confronts the limits of unconditional love when he comes to believe his teenage son may be planning an unimaginable crime.

Two days before the worldwide outbreak, in Jakarta, Indonesia, the government shows an infected corpse to a mycologist, who tells them there is no cure or vaccine and advises bombing the city to prevent further outbreak. In the present, Ellie explains to Joel and Tess that she is being transported west in hopes of being used to find a cure. Discovering that the path to the State House is swarmed with infected, they cut through a history museum, where they are attacked by blind infected known as "clickers" and Ellie is bitten. Ellie's bite begins to heal, proving her immunity. Joel shoots an infected, which alerts the swarm to their location.

In the aftermath of Deirdre's grisly death, Rowan searches for safety in a strange city; Sip provides Rowan with a safe house while he investigates Deirdre's murder; Lasher makes contact with Rowan but not in the way one might expect.

When Joe Colombo carries out a gentleman's kidnapping of Mayme, Bumpy angrily prepares for a coming war.

Shane and Sophie challenge old patterns, while Alice discovers "The One" may be closer than she thinks. Dani distracts herself from Dre, until a surprising reveal force her to choose what she really wants. Micah and Maribel make moves toward becoming parents, while Finley takes a big step into adulthood as all of the season's love, lust, loss, laughs and longing come to a head.

Michael Desiato discovers a jaw-dropping secret. Olivia Delmont seizes an opportunity to push Michael to make a dangerous decision. Meanwhile, a desperate business deal hatched by Little Mo and the Desire Crew threatens Eugene and his low-key life on the run. Elizabeth shelters Michael while Big Mo's big plans place her directly in the crosshairs of Gina.

After a power vacuum in tent city spills out into Kingstown, Mike makes a bold move to try and restore order. Iris is uneasy about her new living arrangement. Kyle finds himself in a dangerous situation.

After an eerie encounter at the school, ?ahsu is made to believe she was hallucinating. At home, she starts to see her grandfather in a new light.

Jay and Leia are crushing on each other, but who will make the first move? Meanwhile, Ozzie's plans for the gang to go to a rave in Milwaukee backfire.

With the show's release approaching, Paul is presented with a different perspective on his story.

Scar finds himself precariously caught between two powerful political entities. Shalewa wakes up to a surprise confrontation.

Thanks to Mo's security cameras, Stéphane identifies the arsonists. Later, they head to Corrèze, a rural town unlikely to appreciate team Blé's vibe.

A semi-final place awaits one of the two returning teams, but to get there, they have to answer a series of diabolical questions, such as working out what comes next in this sequence: Diaballik, Chess and Sudoku...

Levelling-up leaders and environmental activists clash in a small town trying to look to the future. With a sabotaged train and a dead mayor, the activists become suspects.

David competes with a rival when a position of authority in the church opens up. Meanwhile, his 17-year-old daughter Rachel preaches the word of God around the city, until an encounter with a handsome boy changes her whole outlook.

David unearths his order's 1000-year-old rulebook, and demands his family follow it to the letter. Fiona starts her own business in defiance of the order's traditions, and Rachel tries to obtain a mobile phone. Aaron helps his dad to convert a non-believer, but his harrowing artwork of the apocalypse makes the wrong impression.