My Friend's Sister 2 Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. When I was a high school student my sister was a sexy friend who kept me from falling asleep with all kinds of delusions every night. Min-soo's thrilling delusion catches fire after she accidentally meets her naked sister at home. After becoming an adult Minsu and his friend Yong Joon get a job at a sister company. From her sexy friend Minsu's secret work towards her who is now reunited as a sexy female warrior begins... 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 : yoon, hyun, Si Ah, Min Do, Ji Yeon, Lee Joon .