A flock of small birds took off from the wall of the fort. They moved like a length of dark silk caught by the breeze as they headed out to sea. Behind them, the sky was the colour of forget-me-nots. The sun blazed.

Over the drop, a luminous pond lay below them like a pale magic lantern. It was as if the moon had plummeted into the water and smashed open. Engulfed in darkness, with only a scatter of stars above, the place felt like a bright secret – something ancient and precious.

Most fellas like the races, though, Miss. It’s only human nature

Maria didn’t fear the sea but, as taught by her father, she respected its power. In her experience the ocean had no intent to drown travellers.