The film tells the story of a promising cello student, who is enjoying the exclusive birthday party of her friend Idoia, a showcase of high society, when she receives an unexpected call from her mother. What he asks of her will force Elsa to choose between her future and her dignity.“四弟妹，我这心里七上八下的，实在不踏实。”雷小雪眼下有着青影，声音里透着一丝焦虑：“以前他们都是领兵出关，多是驱赶剿灭鞑子部落，偶尔遇到鞑子骑兵，也是以多胜少。”