4人4性

情感博主祝君好（朱颜曼滋 饰）与在民政局工作的龚玺（任彬 饰），两个本该最懂“爱”的人，却在520这天领了离婚证。面对毁不掉的婚纱照和分不清的牵绊，两人一拍即合，决定开启一段“非传统”的高效关系——互给对方介绍对象！然而相亲局逐渐失控，龚玺重逢了自己曾经的相亲对象纪小舒（赵小棠 饰），祝君好则遇上了前任向涵（王天放 饰），还有“八离世家”的霸总和“懂王”附体的弟弟。这对“离婚搭子”在互坑与互助之间，开始重新审视自己的亲密关系，也意外踏上了一段关于“爱”的二次探索。

　　故事背景发生在抗日战争时期，主角郭东是一名兽医，他的妻儿惨遭日本兵杀害，从此躲到了草原边陲的一个小镇上，过着惶惶不可终日的生活。郭东的自暴自弃使得他与当地人产生许多矛盾。就在此时，一名蒙古族孕妇的生命危在旦夕，众人无奈之下求助郭东，郭东在新生命的洗礼和蒙古族战士的感染下，重新明白了"英雄"的意义，完成了自我救赎。

Four friends wanted to get away from it all for a birthday celebration in a remote country house, but when a mysterious injured man turns up on their doorstep telling tales of a city ravaged by a mysterious epidemic and the looters who have pursued him, the friends rally to help. As the night progresses, it becomes clear that all is not as it seems, plunging the friends into a battle for survival that challenges their deepest fears.

A couple near the end of their marriage begin to encounter supernatural forces that cause them to fight for their lives.