Elena was immediately concerned by the question. Something about the man's tone—even though she could barely hear him through all the background noise—set her on edge. "Who is this?" Elena asked in turn. "And how did you get this number?" The man's voice melted into the odd, chaotic noise of a city street—was he passing the phone off to someone? Elena could vaguely make out a word or two, but she didn't know for certain. The caller could've ditched the phone for all Elena knew. Elena strained her ears. Faintly, she could hear a woman's voice. It sounded like she was close to the caller. Elena couldn't recognize what the woman was saying, let alone whether Elena knew who this voice belonged to. "Hello?" Elena called again. There was more static on the other side. Then, without warning

