女孩卡门(娜塔丽娅·沃拜克 Natalia Verbeke 饰)即将和她相识不久的爱人巴纳比(詹姆斯·达西 James D'Arcy 饰)结婚了,尽管卡门对于巴纳比的感情并不深厚,但巴纳比富裕的财产足以让卡门找到与他结合的理由。在仪式中,根据传统,卡门必须亲吻一个陌生男子,那名男子就是基特(盖尔·加西亚·贝纳尔 Gael García Bernal 饰)。
这个吻让卡门惊讶的发现,自己的真命天子原来正是基特,可此时她已经无法再放弃一切重新选择了,一段复杂的三角关系在两男一女之间就此展开。婚后的生活并没有卡门想象的那样单纯,没有爱情的婚姻令她无时不刻不在痛苦中煎熬。同时,一些奇怪的事情开始在卡门的周围发生,她发现自己似乎被卷入了某个秘密之中。
Based upon the music by legendary Swedish artist Tomas Ledin, "En del av mitt hjärta" is a musical drama about Isabella, a driven business woman and a real hot shot within the Stockholm finance world. When she returns to her small hometown to celebrate her father's 60th birthday she feels like a winner compared to her old classmates, being the only one who actually made something of herself. Isabella's confidence is shaken when she realizes that Simon, her big teenage crush, is marrying her childhood friend Molly and that she isn't even invited to the wedding. Isabella is used to getting what she wants, and seeing Simon so happy with somebody else bothers her. A part of her heart will always beat for Simo