In this word search, each word or phrase to find contains one or more of the NATO phonetic alphabet words. These are written as just the letter they represent in the grid. Also, each answer takes a single 90-degree turn.
The unused letters spell more NATO alphabet words, which translate to ELEVEN'S EIGHTY-SEVEN. This is a reference to Puzzle 11's solution where the answer to clue 87 is the answer to this puzzle, HEARTBURN.