Helen is a confident and good looking single mother who is rising her only son Dainis. They attend tango lessons together and look like a couple. Dainis means everything to her and she can not imagine her life without him. Helen suspects that her beloved son has a girlfriend what he is trying to hide. Helen gets extremely jealous and wants that relationship to end. She is terrified of the possibility that her son could leave her for his girlfriend. Anticipating mother’s aversion to his girlfriend, Dainis invites her to a party in the hope that they both will be able to become friends, but due to misunderstanding a disaster strikes.