Cory convinces Chrissy that it's Opposite Day, and soon he has the entire town getting turned upside down.
Cory, Freddie and Halle team up to face off with the rest of their class during a game of capture the flag at recess.
The Carson family adjusts to a new loud life when Cory starts learning to play the tuba and won't stop practicing.
Cory wants to surprise Mama for her birthday; when things don't go according to plan, the family must learn to make the best of it.
Cory shares his flying fears with friend Winnie before taking off on a flight of his own.
Cory's competitive spirit gets the best of him while calling the shots as the coach of Chrissy's soccer team.
Cory's friend Freddie takes great care of his new pet plant, only to discover that too much attention isn't always good for it.
With his very first library card, Cory's ready to read even more, but he might have a hard time keeping track of all the books he's checked out.
On a construction crew, everyone has a job to do; Cory and friends have a busy day learning about the tasks at a building site.
A body has been found in Svartån and several people from yesterday have not been seen. An outrageous clip is spread through an unknown person. Carl presents his new investment project in a different way.
Sara is on enemy soil, and Isaac is being vindicated. The annual relay between the schools will take place, but will not be as Sara had hoped. Philip and Hugo are planning for the upcoming long weekend.
It is the start of the semester at Tuna Kvarn boarding school and at the municipal school Holmered. Hugo, Caroline and Philip are preparing for this year's zebra room election. Nasim carries a secret.
Sara gets an unexpected visit from her past. Caroline's pressuring Hugo. Meanwhile, William makes a huge decision. Philip's romantic plans go awry, while Isaac gets into the heat.
The gap between schools is widening as police begin digging into what really happened that night. Hugo's having a chat with the Zebra Room. Meanwhile, William is behaving increasingly stressed.
Preparations are underway for two parties - Philip's "home party" and Carl's annual reunion. The work of the police continues while the parties for some people are closer together, and some further away.
Autumn has come, some time has passed. Grace and Louise will fix up for the play. Hugo's trying to correct his mistake. Carl is disappointed in the Zebra room, while Kenneth has nothing left to lose.
Isaac finds himself in his worst nightmare, and the new clip that has spread stirs emotions. Carl gets a call. Sara puts the connections together and gets closer and closer to the core.
The quarterfinal rounds conclude with USC versus UCLA. The quarterfinals introduce the new dropout round, which leads to a team playing the Two Minute Drill with one player down. The winning school moves on to challenge a new opponent in the semifinals.