Some time in the past, Guild Esbat was a larger guild, an unpleasant fate shared with guild Beowulf. Breaching the 3rd stratum, Guild Esbat came under attack from monsters and wound up having to leave a fallen companion - Artelinde's sister, Marguerite - behind. When they resupplied and returned to collect the body of their compantriot, they were not able to recover her body. Originally assuming she had been eaten, guild Esbat lamented the loss, but upon exploring the 3rd stratum, the truth became all too clear: the Overlord had taken the girl to the Heavenly Keep, and subjected her to his vile experiments regarding immortality. Now as the monster, Scylla, she blockaded the way to the Petal Bridge, twisted, warped, and maddened with rage. Unable to slay their old friend out of fear that so