A kidnapping case uncovers a decade-old murder hidden in an old phonograph recording. As the investigation reveals shocking secrets, three young people, once full of potential, form an unbreakable bond, facing their dark pasts and protecting each other from fate’s grip.

该剧由一桩绑架案展开，讲述了警方在探案过程中发现了证物留声机里记录的一起尘封十年的凶杀案，随着警方对这起杀人案的调查，竟发现了隐藏在案件背后更为惊人的秘密。剧集并未拘泥于探究案件本身，而是以情感为扣，着力展现三位本该前程似锦的年轻人在命运的裹挟下相互守护的真挚情感 。