Everyone is happy to start the new school year with the famous wonder waffles from the Freytag sisters. But when Flora posts a funny video of the action on the Internet, her sister Finja of all people becomes the victim of hateful comments. This bad start comes about: According to Einstein's rules, couples have to sleep in separate rooms, including Leni and her friend Cäcilia. Unaffected by all this, newcomer Bela lets it rip, musically ...