Estelle's Locket

Estelle's locket is a beautiful silver locket with vines and a moonstone set into it. Estelle received it from her Aunt Aleena, a mysterious lady

that Estelle has only met once. Later Estelle Learned that if the locket is not in her possession, she would feel a zinging sort of pain. It was later learned that this locket is her life chain.

Examples
When Gary stole her locket, she followed the pain to the source. The locket was in his pocket, but she got a hamburger one back instead. She eventually got it back.

Other
Estelle never takes it off, and keeps it with her at all times. Only Gary, and a few others know about the locket.