The plague didn’t vanish. But Kaelen learned to sing back. Danlwd fyltrshkn bywbyw —a charm to unmake the eels. A key to lock the abyss. A lullaby for the city’s lost sailors, so they would sleep instead of stalk the living.
Desperate to understand a plague that turned people’s shadows into hungry eels, he whispered the phrase before sleep. In his dream, a creature of stitched leather and clockwork lungs spoke: danlwd fyltrshkn bywbyw
When Kaelen woke, his left hand had turned transparent, and through it he saw the true geography of the world: a second ocean beneath the ocean, where words were hooks and every drowned person still sang. The plague didn’t vanish
But "danlwd fyltrshkn bywbyw" might instead be (Caesar cipher): d->c, a->z, n->m, l->k, w->v, d->c → "czmkvc" — not obvious. A key to lock the abyss