Big Red and Ashlyn celebrate their first Valentine's Day together, amidst drama. Kourtney spars with a co-worker while Gina contends with being single. Meanwhile, Ricky and Nini's plans to surprise each other turn into a comedy of errors, leading to new revelations and a surprise song.

When a blizzard barrels down on Salt Lake City, the Wildcats are stranded at East High after hours, just as E.J. receives some bad news. As cabin fever sets in, Miss Jenn inspires Nini to make a bold choice about her future; Kourtney's coworker Howie makes a surprising move; and Gina and Carlos come to blows.

Gina and Seb rally the group to throw Carlos the music and dance-filled Quinceañero he never had. Meanwhile, Ricky accidentally oversteps in more ways than one, and Miss Jenn gets a wild idea about how to get Nini back onstage at East High.

After rival school North High releases a viral video to undermine the Wildcats, Miss Jenn hosts a weekend improv intensive to build up her kids' confidence. Meanwhile, Nini works on a new song at Salt Lake Slices, where she finds inspiration in Kourtney's approach to life.

When the Wildcats are benched from rehearsal for a week, tensions rise to the surface during Career Day. Big Red questions if Ashlyn understands his dreams; Howie makes a surprising move with Kourtney; E.J. shocks his dad with a revelation; and Ricky and Nini visit an old haunt.

When Gina finds herself stranded at the airport over Spring Break, a surprise run-in changes her mind about what she wants. Meanwhile, the separated Wildcats find a way to bond over song during their break, as Ricky finally sees his mom again after their opening night run-in at "High School Musical."

After rehearsals fall flat, the cast breaks into separate sleepovers to brainstorm Broadway-worthy ideas to outdo North High. But as the countdown to opening night looms, secrets rise between Nini and Gina, Seb and Carlos suffer their first fight, and Ricky receives an unexpected FaceTime call.

It's opening night, and Nini hypes up her anxious castmates for their performance in front of the competition judge. But no East High opening night is complete without unexpected visitors, second chances, and big decisions about everyone's futures—together and apart.

While the Wildcats head to Salt Lake Slices to digest the excitement of opening night - and a pizza or two - Miss Jenn continues to experience tunnel vision over the Menkie Awards. Mr. Mazzara shows his softer side; Ricky reevaluates a party crasher; Gina speaks her truth; and Nini makes a life-altering call.