Friend Collection

Despite their different family backgrounds, four friends grew up together in the wearisome years of the 70s. But as time goes by, each of them takes a different life path. After enrolling in college, Sang-taek and Joong-ho return to visit Dong-su (Jang Dong-gun) and Joon-suk (Yoo Oh-sung), only to find one of them in jail and the other on drugs. Slowly life takes difficult turns where friends become rivals in the crime world.

17 years after the events of first movie, Choi Sung-hoon, Lee Han Dong's son, who grew up in abusive family, and has fallen to life of petty crime, ends up in jail, same one where Lee Jeong-suk is serving his sentence. Choi Sung-hoon's mother there visits Lee Jeong-suk and begs him to take her son under his protection. Being Lee Han Dong's childhood friend he agrees, and Choi Sung-hoon who never had any sort of proper role model in his life, is quickly swayed by this senior. But what will happen when Choi Sung-hoon learns why is Lee Jeong-suk sentenced in the first place?