After many dark years of depression Luca seeks to gain her high school diploma. Her little dog Mata helps her to find motivation and keep a positive attitude towards life. To ensure that she makes it through her maths exam, Luca seals a deal with her classmate Kurt: English in exchange for maths tutoring. He becomes a loyal friend and remains by her side when events spiral down for Luca in her darkest of moments 　　译文(3): 在经历了多年黑暗的抑郁症之后，卢卡寻求获得她的高中文凭。她的小狗玛塔帮助她找到动力并保持积极的生活态度。为了确保她能通过数学考试，卢卡与她的同学库尔特达成了一项协议：用英语换取数学辅导。他成了卢卡的忠实朋友，在卢卡最黑暗的时刻，当事态急转直下时，他会一直陪伴在她身边