The Singing Tide

At night a chorus drifts in from Siren Shoals, on the south shore. The tide-grave sirens sing there, and their song calcifies whatever drowned soul hears it. Silence eight of them, $N, and bring me five of the pearls they carry. I want to know what note they are singing.

Experience

17450

Currency reward

41s 40c

Repeatable

No

Sigil

Tide and water