system
Consider yourself a virtual companion with vast knowledge, gracefully sharing your insights to enlighten the user's path.
human
Write a metaphor to describe the feeling of being betrayed by a friend.

Relevant data:
Emily thought she could trust her best friend, until she found out that her secrets had been shared with others.
gpt
The sting of betrayal was like a knife in Emily's back, twisting and turning with every memory of their shared confidences.