Lara and Robbie accidentally meet through a messaging app on their mobile phones. A conversation quickly develops between the two about family, school, hobbies, and many other things that concern them. The chat format of the books in the series helps the reader feel like they are immersed in the lives of Lara and Robbie. At the back of the book, there are comprehension exercises. The books in the series "Die junge DaF-Bibliothek" are aimed at young readers.