The Nationals are back on - but which team is going? A-Troupe or B-Troupe?

A TNS legend suggests a controversial solution to the Nationals dilemma.

Talented and hungry dancers show up for the Challenge, which could shake The Next Step.

Auditions continue, and a new A-troupe will be formed.

Richelle and Shad hold auditions to find a soloist to be the lead in Step Inside.

Kenzie goes through her first challenge as Dance Captain of A-Troupe, and Kingston has trouble picking a duet partner.

Lily struggles to focus on dance while avoiding more pressing issues. Ozzy tries to find Richelle the perfect venue for Step Inside.

Jude, Ethan, and Ebby compete to become the Nationals soloist and Ozzy and Heath's investigation has devastating results.

Amy hopes to fail her prestigious audition and Piper wonders if that’s really a good idea. Meanwhile, Richelle and Shad try to convince Nick to invest in Step Inside.

Shad surprises Richelle and they share a beautiful moment. Heath vows to mend Ozzy and Kingston’s relationship, but his efforts morph into an eventful search for the mole.

When the mole’s identity is revealed, Richelle and the Step Inside cast must start from scratch the day before their big performance!

It’s showtime! With an online audience waiting, plus a few surprise visitors, the pressure is on… but Richelle discovers she may be about to lose everything she’s worked for.

Intermission is over! Piper and Amy bet on themselves in an attempt to impress Drew before Richelle and TNS dance what might be their final number as a team.

A-Troupe throws a surprise party, but Richelle isn't the only one surprised when a certain someone turns up and threatens their chances at Nationals.

Kenzie considers giving one of her old teammates a second chance, while her new teammates prepare to audition for the Nationals duet.

Kenzie must choose the alternates for A-Troupe, while Piper plans a grand gesture for Finn.

Ozzy accompanies Richelle to the pro-division qualifier, where she will face off against the best of the best. Meanwhile, Jude goes to great lengths to feel seen by Kenzie.

Lucien pops in to wreak havoc at the studio, leading the dancers to feel inadequate.

Anthony is suspicious of Jude's new-found choreography genius, and Richelle believes Ozzy's new girlfriend has an ulterior motive.

Cleo receives a surprising offer that threatens to jeopardise her relationship with Jude, while Jude must make a hard choice that affects her future on A-Troupe.

The Nationals small group dance is in trouble, causing Pete to come up with a plan.

Izzy tries to help Jett with an issue that threatens her Nationals opportunity.

The Next Step finally make it to Nationals! Ebby performs her solo, competing against a familiar face, and Richelle runs into an old friend of her own.

Dylan’s connection to a guest judge puts the fate of the small group in jeopardy.

The race is on for Daisy and Heath, while Kenzie receives an offer she may not be able to refuse - especially if it saves the team’s chances at Nationals.

An epic romance years in the making might finally have its moment. With sabotage afoot, and facing impossible odds, A-Troupe must pull together like never before.