The song tells the story of a sailor lost at sea, serving as a metaphor for a soul overwhelmed by despair and "the furies of the sea":
A later verse encourages the listener to "raise your white flag" as a symbol of peace, allowing a "guiding star" to lead them home.
The narrator describes his boat being tossed by "vendavais" (violent gales) in total darkness, where the tide is too furious and the wind is overwhelming.