Anti-fabrial Correspondent

The unidentified speaker on the other end of Navani's mysterious spanreed — frantic, theological, demanding her cease the tower's fabrial research and release every captive spren. References humans as a singer would. The signal's near-zero decay and Falilar's triangulation place the correspondent inside Urithiru itself; Navani concludes the correspondent must be a spren. SA:RoW:Ch 28