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.

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.

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.

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.