Adora surrenders herself to Horde Prime, hoping to buy time for Entrapta, Bow and Glimmer to rescue Catra and hack Horde Prime's server.

Shadow Weaver and Catra attempt to reach Adora. Glimmer faces her father while Bow tries to evade Scorpia long enough to execute Entrapta's program.

The best friend squad heads for the Heart while the princesses attack the spire so Entrapta can disrupt the chip network. Horde Prime makes his move.

As Bow, Entrapta and Adora attempt to keep Mara's ship functional, Horde Prime orders Catra to betray Glimmer – under threat of a memory wipe.

Razz confuses the past and the present and has trouble telling Mara and Adora apart. But Adora desperately needs her help.

Catra and Hordak fight one another as Glimmer and Scorpia arrive in the Fright Zone. Adora sets off in a last-ditch attempt to stop Light Hope's plan.

A strike team infiltrates Mystacor, searching for the Heart's failsafe, the Crystal of Arxia. Entrapta and Swift Wind gather data on the chip network.

The squad heads to the planet Krytis to find a way to get past Horde Prime's blockade on Etheria. Shadow Weaver appeals to Castaspella for help.

Glimmer tries to convince Scorpia to reconnect with her runestone. On Beast Island, Entrapta reveals dire new details about the Heart of Etheria.

The team tries to keep the ship working and evade Horde Prime's pursuit. On Etheria, Micah struggles to relate to Frosta during a mission to Elberon.

Adora, Catra, Perfuma and Netossa reenter the Fright Zone to rescue Scorpia while Bow and Glimmer head to the library to check on Bow's dads.

Adora enters the First Ones citadel with Catra on her tail. Inside, they're caught in an illusion simulator that brings back painful memories.

King Micah and Queen Angella are shocked by Adora's story. With time to restore reality running out, Adora turns to Bow and Glimmer for help.

While Adora takes a much-needed rest, Mermista reluctantly leads the princesses into the Fright Zone so Entrapta can try to trace Horde Prime's signal.

While Wrong Hordak's message of dissent spreads throughout the empire, the squad infiltrates the town of Erelandia to get a lead on their friends.

Force captain Adora wakes up in the Fright Zone alongside her best friend Catra. She's convinced something's wrong, but only Scorpia seems to agree.

Catra orders Scorpia to find Entrapta's recordings so Hordak can perfect his experimental technology. Flutterina sows dissent in the squad.

After a disastrous mission, Mermista is certain there's a Horde spy in Bright Moon and vows to sleuth them out with her mystery novel experience.

The Princess Alliance is split on whether to use the magic at the Heart of Etheria or try to destroy it. Scorpia arrives with a request for help.

Adora, Bow and Swift Wind arrive on Beast Island and make a shocking discovery. Glimmer heads to the Crystal Castle to talk to Light Hope.

Adora, Micah and the princesses search for a way to fight back and to rescue Glimmer. On Horde Prime's flagship, Catra schemes.

Forced to land on a desolate planet to replenish the ship's fuel crystals, Adora meets three siblings on the run from Horde Prime.

Mermista, Scorpia, Perfuma and Sea Hawk go undercover underwater to recruit Prince Peekablue. Netossa notices that Spinnerella is acting strange.

It's time for the Princess Prom, hosted by Princess Frosta. Adora wants to recruit her, but friend troubles and unexpected guests get in the way.

Catra and Scorpia arrive in the Waste and have no trouble fitting in. Huntara and the squad enter Mara's ship to try to view her message.