On Valentine's Day, Tara received many valentines: from the brothers Petya and Mouse, from Tara's friends, Fritzi and Yul, and one from... the mysterious sender! Who wrote it? Tara decides to find out, and to do this, she needs the help of her best friend Tineke. That's just that she makes friends with other girls and does not want to help Tara! What should I do now?! Will Tara be able to reconcile with Tineke and find out the name of the mysterious sender of the valentine?Kirsten Boye is a world-famous German writer. The German Youth Literary Award, the Hans Christian Andersen Award nominations, the UNESCO Prize-its awards are countless! Kirsten Boye's books are adored by readers from different countries, films and animated series are made based on them. The writer always takes the side of the child, and her stories are a hymn to childhood.The series "Children from the Street of Gulls" has been repeatedly noted in the list of the 7 best children's books by Radio Germany. For secondary school age.