From SuspireWiki

(n., archaic) 1. The plural of genius (q.v.). 2. In nights past, any Ventrue bloodline that was seem- ingly blessed by a powerful genius spirit, or any such bloodline that was prospering due to supernatural (or unexplained) involvement by forces outside of Kindred society or blood. 3. Tonight, a family or bloodline of respected or prosperous Lords; this sometimes carries a connotation of good fortune spiritually or personally, despite any noteworthy material wealth.

She is the youngest of the Cathedral Hill genii who built most of this neighborhood.