C271 The Secret of the Ancestral Hall

Gu Yuan immediately knew what she needed the item for, so she brought her bag to the front and rummaged through it to find a compass, which she handed over to Gu Yuan.

After taking the compass, Gu Yuan snapped off the needle with a swift motion. She then stepped forward and carefully examined the large padlock hanging on the door. With precision, she inserted the needle into the lock's keyhole