激战柏林

索尼亚（Svenja荣格）打破了她的生活也许是最激动人心的时刻，因为20岁的移动到柏林的数学学习。一到那里，她很快就开始建立一个新的圈子...

　　Sonia (Svenja Jung) breaks the perhaps most exciting time of her life, because the 20-year-old moves to Berlin for a mathematics study. Once there, she soon began to build up a new circle ...