Anna Solinsky, a middle school student from Ashkelon, and a waitress at "Fish on the Roof", becomes an overnight sensation after Ariana Grande shares her TikTok. Anna receives an offer to become an international star, including a shiny new life overseas. Everything sounds good except for one detail - if she doesn't lead the poor school choir to victory in the city choir ceremony - her genius sister, Alex, will lose her prestigious scholarship. Anna is forced to perform a series of complicated maneuvers in order to fulfill everyone's dreams, while along the way she also deals with matters of the heart and a mysterious underwater mystery.