罗斯（大卫·休默DavidSchwimmer饰）、瑞秋（詹妮弗·安妮斯顿JenniferAniston饰）和女儿住在一起，却没有恋爱关系，最终瑞秋领着女儿搬回乔伊（马特·理勃兰MattLeBlanc饰）那里，渐渐也对乔伊产生了感觉。钱德勒（马修·派瑞MatthewPerry饰）和摩妮卡（柯特妮·考克斯CourteneyCox饰）要一个孩子，但总是失败，经过检查发现都有生理问题，决定领养一个。菲比（莉莎·库卓LisaKudrow饰）跟迈克约会，但总要面对迈克不肯结婚的问题。乔伊带着Charlie去巴巴多斯岛和罗斯一起度假。但由于两人没有共同点最终分手，很快乔伊得知瑞秋对自己有好感，Charlie认定自己仍然爱着罗斯，乔伊看到了罗斯和Charlie两人的热吻，于是改变了主意来到了瑞秋房间，两人亲吻起来......

　　Aired on HBO from 3 March 2002 to 2 June 2002

故事发生在美国马里兰州的港口城市巴尔的摩。狡猾而残忍的毒贩头子伊文-巴克斯代尔把持着城市西区和滨水地带的所有毒品交易，他的罪行并不止于贩毒，不论是自己的手下、警察还是生意对手，凡是阻挡了财路的人都会面对致命的枪口。在副手拉塞尔-贝尔出色的经济头脑的协助下，伊文不但毒品生意日渐兴旺，势力开始向房地产等合法生意扩张。巴尔的摩警察局行动科的詹姆斯-麦克纳尔特、塞德里克-丹尼尔、沙吉玛-格雷吉斯等探员致力于拔除巴克斯代尔犯罪团伙，但是他们面对的不仅是嚣张的毒贩，顶头上司行动部专员欧文-布瑞尔一心要爬得更高，当他发现詹姆斯等人的调查牵涉到与毒贩勾结的警员，而这些警员又是他的支持者，布瑞尔用尽各种手段调迁、打压詹姆斯等人。巴尔的摩居高不下的犯罪率自然不是一天造成的，市长卡拉伦斯是个老谋深算的政客，只要不被媒体曝光而影响政治生涯，他对犯罪视若无睹。而市议员托马斯-卡塞蒂则怀着雄心和理想主义试图真正改变巴尔的摩的现状。但是巴尔的摩的贩毒集团、警界、政界还有新加入的犯罪势力之间的利害关系并不如表面上那么简单，这个充斥了毒品、金钱、权力和凶杀的混沌漩涡似乎永远难有平静的一天。

　　During the summer, Pacey and Audrey rocked Los Angeles and spent time with her next door neighbors, the Osbournes, and Jack Osbourne even tags along with them to interview at Worthington. Jen spent her time in New York and got ecstatic to learn her parents are separating. Jack got dumped by Eric, but got over it. Joey spent her summer in Capeside doing a lot of reading, working and romancing. On their first week back at Boston Bay College, Jen is shocked to run into find that Grams Ryan has decided to go back to school. At Worthington, Joey experiences nothing but bad luck when she decides to enroll in an intermediate writing class taught by the liberal, but manipulative and cynical, Professor Greg Heston who does not hesitate to ridicule and embarrass Joey in front of the class with her lack of knowledge of the current book topic. Pacey and Jack move out of Grams' house and Pacey tries to get the perfect apartment, owned by a feisty, punk rock British woman, named Emma Jones, who works as a waitress in the local bar Hell's Kitchen. Also, Dawson is working on a new movie, a horror film titled "Wicked Dead" with him as the assistant director and the hack Todd Carr as director. When he finally gets together with Joey, he is the only one to have remembered her 20th birthday.