Shh! Sister's Secret Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. One late autumn day Hyeon-soo visits her grandmother's house and spends a few dizzying days with his older cousin. 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 : jin, yoon, Hoon, Jo Wan, Min Do, Joo Ah, Ye Seul, Cha Myung .