How many troubles have you detected? And how many of them did you read through to the end of the sequence? I believe that being able to sense trouble is just as important as solving it on the board, considering that only 30% of problems are found in amateur games. With this brand-new Life & Death and Tesuji problems, you can develop your ability to detect problematic areas, which will provide you with one of the greatest joys of this game. And it is simply enjoyable! It's similar to playing a "hidden picture puzzles", but it can only be seen by the eyes of Go players. Therefore, practice, have fun, and become a Trouble Master! - Inseong HWANG 8 dan in Europe.