Pointed Suspicion (The Agency Files #6)
Chautona Havig

Mark created The Agency to shield the innocent—but now an unknown foe fights to assume command. As shadowy threats tighten around Mark and his team, danger erupts on every terrorists at sea, betrayal within their ranks, and an enemy who always seems one step ahead.
While a Caribbean cruise turns deadly and secrets unravel in the agency’s halls, one shocking betrayal proves the enemy is closer than anyone imagined. Mark faces the fight of his life—not just for the future of his organization, but for the people he loves most. As faith and romance grow amid the fallout of shattered dreams, the stakes rise higher than ever.
The countdown to the series finale has begun… and survival is anything but guaranteed.