With Lidsay and Bobby's help, Jimmy defends his personal friend, dentist Henry Olson, when he is tried for murdering a woman who was fount dead in his chair. Hostile ADA Richard Bay tries to prove the two were having an affair, when in fact their relationship was a lot more complicated than he could possibly imagine. Meanwhile, decapitator George Vogleman returns, asking for Ellenor's help when his co-op serves him with a eviction notice.
中原野战军奉命南下，准备参加渡江作战。这时，隐藏、逃窜在豫西南深山密林中的民团残余势力、土匪得到消息后相互串联，钻出深山抢粮食，烧房子，攻打县政府和区政府，直接威胁到豫西南新生政权的稳固。解放军一七三师独立团接到上级命令，立即回师豫西地区，迎头痛击疯狂作乱的土匪武装，一百多股土匪大部分被消灭，剩余的土匪又重新钻进了深山老林，逃之夭夭。独立团团长杨振武在当地政府的配合下，成立了剿匪指挥部。
在第三季中，团队与一个偷取人们地下清洁水源并将其变为肮脏金钱的权力掮客展开对抗，与一个在小镇中既是法官又是陪审团的市长斗智斗勇，设法躲避一个在骗局中半路追上他们的目标，智斗一个兼营国际敲诈的台球高手，并揭露一个剥削童工的工业家。与此同时，他们还得应对来自过去敌人的精密复仇计划，以及处理新的人际关系所带来的后果。但无论面对什么挑战，只要有人需要帮助，他们总会提供……“天赐之力”。
