One of the world’s rarest seals, the monk seal, needs peace and quiet and somewhere safe to rear its pups. In the Mediterranean there are few sanctuaries left, where this is possible. On the beautiful Greek island of Corfu, wild places still exist, but changes threaten from a development company in New York. Can this paradise and its endangered seals survive in a classic conservation challenge, as Covid-19 wrecks the tourist trade in the Med?