Fourth Day (Northwest Counter-Terrorism Taskforce, #4)

Allyson Sanchez became a federal agent because her best friend vanished. Vanessa disappeared from their college dorm without a trace, leaving behind a cold case that never stopped haunting her. Years later, in the middle of a high‑risk ATF operation, Allyson's phone rings-and the voice on the other end is the one she thought she'd never hear again. Vanessa is alive. Using a different name. And she says someone is hunting her.

Before Allyson can get answers, the call drops. Deputy US Marshal ...