A frantic call for help turns into silence...Rachel Montgomery, the sister of intelligence analyst, Jess Montgomery, placed a cryptic call for help on Jess's phone.
She doesn't call again.
Terrified for her sister and what she might be facing on the roughest streets in Boston, Jess begins a desperate search for Rachel.
What Jess finds drags her into a web of murder, lies and addiction, forcing Jess to face her past and rely on her instincts."