Has there ever been a time in your life when you had to make a choice between loyalty to a…

Has there ever been a time in your life when you had to make a choice between loyalty to a friend and following your own “moral compass/ code of ethics/sense of doing what was right, etc…” Please describe the situation in detail, focusing on how this crisis made you feel emotionall, physically and spiritually. How did you finally make your final decision? What were the consequences of your decision?