A young marine navigation student suffers intense anxiety during his final exams, when an incident from his past returns to both haunt and help him.

Filmmaker Karim Aïnouz decides to take a boat, cross the Mediterranean, and embark on his first journey to Algeria. Accompanied by the memory of his mother, Iracema, and his camera, Aïnouz gives a detailed account of the journey to his father’s homeland, interweaving present, past, and future.

Samuel Taylor Coleridge's wild epic poem is (re)mixed with music by Henry Purcell to create an immersive journey through calm seas, auspicious gales and supernatural elements.