[ARCHIVE ANSWER]
You’ll feel the instinct before the actual circumstance.
If particularly strong, you will feel it the entire time you are around someone you mistrust. It can develop into a nagging doubt about someone. It’s like having a jigsaw puzzle that you don't have the "Big Picture" of, and you still have the pieces scattered before you. Once you see enough pieces, your mind begins to form a foggy picture based on those. We intuitively fill in the blanks. The more pieces, the better the picture.That all being said, there are times my intuition or
instincts are incorrect. Better safe than sorry and Never Get Busted!