PART 1: THE WARNING FROM A STRANGER

“When your husband gives you a necklace, don’t put it on. Leave it in a glass of water overnight.”

Morgan thought she had misheard the elderly woman.

Only a few minutes earlier, Morgan had offered her seat to the stranger on a crowded CTA bus traveling through Chicago. The woman wore a gray trench coat, a green beret, and a pair of worn leather gloves. Her silver hair peeked out from beneath her hat, and she carried a small brown handbag against her chest.