There's a new girl in the class where Nika, Lisa, Olesya and Vikki study! Contrary to the worst expectations, Kira turned out to be a world girl - kind and sociable. The girls gladly accept her into their company and even want to introduce her to their favorite place - the Olympus sports complex. But the girls fail to pleasantly surprise their new friend: during registration, Kira is attacked, and the culprit goes unpunished. The girls want to forget about this incident, but after a week strange things happen to them related to the attack. The friends want to get to the truth at all costs, but do they suspect the right person? After all, all that glitters is not gold... Will the girls be able to find the culprit?