The team starts with an alleged case of domestic violence, and an attempt to smuggle drugs fails. Fisheries inspectors take a fisherman into custody after he tries to defeat marine protection regulations.
The crews pursue drug traffickers approaching the Spanish coast, a different enemy threatens marine life, and the battle against illegal fishing continues.
The Coastguards are called out to rescue a group of people who have become stuck on the side of a cliff. An investigation of a suspicious boat produces some unexpected results.
