as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
write a fictional story about a lost key
user
once upon a time there was a curious little girl named emma. she was always looking for adventure, even in the smallest things. one day, she was walking in the park when she stumbled across a small, golden key. 

emma quickly became obsessed with discovering where the key had come from and what it unlocked. she set out on a journey to find the key's owner, but it seemed like a never-ending task. everywhere she went, she asked if anyone had seen it before. 

one day, emma came across a strange house with a big, sturdy door. she tried the key in the lock, and it slid in perfectly. the door slowly creaked open and emma was in awe of what she saw behind it, a world full of incredible secrets and stories.

indeed, the key had unlocked a world of wonders for emma. she explored and discovered more than she ever thought possible. and from that day on, the curious little girl had a smile on her face, knowing that no matter where she ventured, the key would always come in handy.
assistant