The last three weeks of school life have begun: After the Abitur, Germany's leaving certificate, the friends and schoolmates of Gymnasium Kerkheim (Kerkheim High) will not see each other again so soon. It is a hard time for Markus and his girl Sandra from a lower grade, as he wants to hang out with his old friends, whereas she wants him to be there for her. It's an even harder time for Dirk, who is to be expelled from school if he fails the math exam that is coming up around midday, and it is th...