Waking up on the train together, Ryan and Min-Gi are met by Kez, whose mistake has left the boys in a predicament.

Excitement mounts for Aine as she prepares for a big first date with Etienne’s dad, Richard. Meanwhile Shona adapts to an awkward working relationship with Charlotte and struggles to settle…

Aine and Richard have some awkward hiccups as Shona attempts to restore a friendly working relationship with Charlotte.

Aine spices things up with Richard and he opens up to her. Shona’s lack of support for Aine’s business venture hits her hard.

Vish tells Shona he is going to meet his ex in New York. Meanwhile, Aine helps Bradley out at a Windrush fundraiser.

Shona contemplates Vish’s suggestion that they adopt kids. Aine meets Richard’s friend Mark and overhears them speaking negatively about her. Shona and Charlotte mend their friendship.

Aine finds out her friend Tom has killed himself. Shona accidentally leaves Vish a damning voicenote intended for Charlotte.

Left behind but holding on, Niko and Cas each tangle with the Achaia in their own way. At the Salvare, the crew uncovers a key alien vulnerability.

Under suspicion for severing a lifeline, Iara now finds her life on the line. William discovers a surprise within. A habitable planet calls to Cas.

The new planet holds promise — and unexpected threats in the brush. The tables turn as Richard reaches out to Iara. The Achaia open up to Erik.

Alone at last, or not? Salvare’s team faces a rough ride home — and a cautious reentry. Elsewhere, Erik tests Achaian tech, then asks for a favor.

Giving up isn’t an option: Niko hatches a plan and spars with Richard. The chase is on when the crew tries to stand strong, and noises rattle nerves.

In a flash, Niko and Richard’s world takes a terrifying turn as they wake up in a cold, cruel trap. On Earth, the team grapples with memory gaps.

Eager to go home by any means necessary, Niko and Richard head to a planet with an artifact. Erik and Cas go undercover, and William brokers a deal.

As the Achaia close in, the crew moves quickly to create a new weapon and save Earth. The time has come for the heroic to make the ultimate sacrifice.

Shock waves hit a Salvare struggling in the aftermath of an epic act of destruction. Niko questions William’s judgement as Erik looks to the Achaia.

Venturing into the ring to negotiate with the Achaia, Niko sees the unimaginable. Cas risks everything by sending Iara on a mission. Jana stuns Erik.

With less than 48 hours, Alfred, Thomas & Martha concoct a plan to infiltrate Raven headquarters with Daveboy and Lucius to steal Project Stormcloud.

Salt is hell-bent on releasing Project Stormcloud upon London… unless Alfred and his mates can stop it.

While Alfred and Daveboy run one last job for Gully in order to buy tickets to America, tensions ratchet up at Raven Union HQ between Harwood and his lieutenants.

While Alfred is enlisted to help extract Lucius Fox from Raven headquarters, Prime Minister Aziz sets in motion a plan that pits Aleister Crowley against John Ripper.

While Alfred prepares to depart England for good, Bet and Peggy Sykes set out to rescue their old friend Lord Harwood from imminent danger.

While Salt sits down with the League to discuss peace, Alfred confronts Gully to do the same. And Martha finally comes clean to Thomas about her dilemma.

M’Dear takes over Cocoa’s Zumba ministry to win a bet. A classmate makes racially insensitive comments when Jade wins a fashion contest.

Before Moz and Cocoa say “I do” again, Shaka is tasked with keeping the ring, Cocoa confronts her mother and Daniel makes a sacrifice.

When a historic hotel is on the verge of being demolished, M”Dear chains herself in protest and recalls meeting various icons.

Shaka deals with rejection. A risqué sculpture of Moz and Cocoa drives M’Dear mad. Jade learns her history after receiving her DNA test results.

Jade gives M’Dear a stylish makeover. Moz and Cocoa stress about funds when Shaka gets into a gifted science program.

With Principal Glass’ untimely passing, the McKellans teach the kids about the circle of life. Mark Curry guest stars in his final episode.

Mazzi and Uncle Daniel set their sights on the same woman. M’Dear becomes obsessed with bingo. An injured Moz considers a return to football.

A heartbroken Jade joins Shaka’s dojo while Mazzi learns to strike back at a bully. Moz looks to repair Cocoa’s car on his own, but M’Dear interferes.

A betrayal and an emergency both catch Sierra by surprise. Palermo rallies the troops as the army closes in on the gang.

With Helsinki’s life in danger, the thieves mount a covert counter attack. Years earlier, Berlin and his son conduct their first heist together.