Ulli wants to surprise his partner Susanne with a very special gift: a painter to paint a portrait of her. When Markus Marberg arrives at Susanne's house, it turns out that the two of them know each other from school. However, they didn't like each other at all in the past... During the portrait sessions, which Susanne is initially reluctant to attend, they both confess that they were actually in love with each other at school. Suddenly the two are overcome by old feelings...