His strength has been slow in returning. His wounds are healed, but he knows that the scars will last a long time. He wanders aimlessly about this, his island, and reflects constantly how lucky he is to at least be alive - to at least be safe.
He doesn't see it coming.
The tsunami roars in from the West, and sweeps him back out to sea. Back to where he'd started.
The depths welcome his return. The depths are so beautiful.
He opens his mouth to laugh, and his lungs fill with water.