The Database has not been updated for the non-MMO version of the game, and likely won't be.
Accessory Rare
31
Hollowed One’s Heart
Smooth bright orange gem found in the breastplate of Hollowed Ones. When held close to your ear, you can hear whispers in an unknown tongue.
Boon of the Hollowed Ones Set
Set Bonuses
+5% Total Magical Defense, Weapon Power
+10% Total Magical Defense, Weapon Power