The Merciless Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. Jae-ho who aims to become the number one in a crime organization gets to build up trust with Hyun-su an ambitious newbie in the prison. While they try to take over the organization after the prison release their ulterior motives starts to emerge. Find out the following actor, actress, character names, and other movie-related words hidden in this word search puzzle based on this movie.. This includes identifying and searching for words that are related to : so, ho, mi, mo, gu, ho, oh, wan, jin, yul, sub, kyu, won, hoon, yoon .