sentences:  The Singers help to keep peace on the mainland, and produce treaties to protect Half Creatures - the half-human beings with knowledge of the Songs, which include merlee (fish/human) and quetzal (bird people).Song Quest is about two Final Year novices who travel to the mainland - one with permission, one without - and must try to help the merlee and quetzal who are being mistreated and butchered by the Karchholders in the northern mountains.Singer Graia leads a class of final year novices from The Echorium to the beach, on the pretext of searching for the remains of a ship wreck.