It tells the story of a therapy group that is forced to confront the monsters of their past when an isolated weekend retreat tests their emotional resilience and ability to survive.。该剧部分灵感取材于拉克洛的书信体小说《危险关系》，围绕着两对年轻恋人展开，其中的一个爱上了对方的男友，可当四人重新配对并步入婚姻后，却发现原来的那一个才是自己的真爱……。