The friends decide to go to a summer camp together, but Frida's trip may be interrupted - her parents do not have the funds for it. The girls cannot allow this, so they set out to earn money on their own. Marta opens an online sweet shop, Frida starts walking dogs, Lucia initiates a dream fair. But will the girls be able to realize everything planned, if the leader of the Fashionable caste convenes the biggest party of the year deliberately on the same day as the fair?