As a detective trying to solve the mystery of the crossword clue ‘Series opener’, my first instinct would be to identify the possible series that the clue is referring to. It could be a television show, book series, or even a movie franchise. Considering that this is a crossword puzzle, the answer would most likely be a single word or phrase, which led me to rule out TV shows and movie franchises as they consisted of multiple words.
Then, I started to think of popular book series, such as ‘Harry Potter,’ ‘A Song of Ice and Fire,’ and ‘The Hunger Games.’ The word ‘opener’ suggests the beginning of the series, the first installment. While thinking about it, I realized that there is a common trend in book series where the first book is often labeled as ‘Book One.’ That realization led me to the answer, ‘BOOKONE‘.
In conclusion, the thought process that led me to the answer ‘BOOKONE‘ involved identifying the possible series the clue referred to, focusing on the word ‘opener,’ and recognizing the pattern in book series labeling. It was satisfying to solve the mystery of the crossword clue and provide a clear and concise answer, completing the puzzle.