Skull

She's a Shadowguard operative with a thousand faces. He's a Tier 1 SEAL with scars no one sees. When the mission explodes, so does the chemistry.

When special operator Archer "Booth" Hazard and his fiancée are abducted, the mission that should've been over turns deadly all over again. Someone's pulling strings deep in the shadows—and this team won't rest until they get their people back alive.

Skull, the team's brooding dog handler, and Hummingbird, a chaotic, lethal undercover operative with...