Describe a scene where a character stumbles upon a mysterious key in an old, abandoned building

Describe a scene where a character stumbles upon a mysterious key in an old, abandoned building. The key is ornately designed and seems to emit a faint, ethereal glow. As the character picks up the key, they feel a sudden surge of curiosity and a tingling sensation in their fingertips. The key feels warm to the touch, as if it holds some kind of hidden power or secret. The character is filled with a sense of excitement and wonder, unsure of what the key unlocks or where it will lead them.