The Spy: Undercover Operation Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. Chul-soo is one of Korea’s best intelligence agents: he can accomplish any given mission. One day a mysterious explosion takes place in Seoul. Chul-soo flies to Thailand on a mission to rescue a person who holds clues to the incident. Meanwhile Young-hee goes on a business trip to Thailand and gets entangled with Chul-soo’s mission. Will he accomplish his mission and save his wife at the same time? 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 : ra, gi, gu, ho, il, ri, min, woo, min, jin, jin, woo, jin, won, ran .