You use essence to empower your reflexes.
Prerequisites
Constitution 13 or veilweaver level 1.
Benefit
You can invest essence into this feat.
You gain an insight bonus equal to the invested essence on all Reflex saving throws.
You gain 1 point of essence.
Special
Empyrean Reflexes can be used in place of the Lightning Reflexes feat to qualify for a feat, prestige class, or other special ability.