The story suggests there are many groups of watchdogs existing and directing the Makai's will, and the ones addressed to GARO are three cherubim-like girls who, though having the appearance of young teenagers, are technically centuries old.
The story suggests there are many groups of watchdogs existing and directing the Makai's will, and one was originally human. That very human splintered her form and adressed to GARO as three cherubim-like girls who, though having the appearance of young teenagers, are technically centuries old.