For a year, Sandra has been sailing the turquoise waters of the Caribbean with her partner, Alex. Having shrugged off the restrictions of their previous lives, the small sailboat has become their home. However, when news reaches them that two young tourists have gone missing in Belize, their adventure takes a sinister turn. Unsure of who she can trust, Sandra sets out to uncover the fate of the missing girls. It soon becomes apparent that the criminals involved are more powerful than either Sandra or Alex can comprehend. Undeterred, Sandra continuously puts herself in danger, determined to unravel the tangled web of corruption. No longer a tropical haven, it is clear that there are shadows over the Caribbean...