Secrets of the Lore Keepers by Angela J. Ford

Only a Lore Keeper can prevent the rise of the goddess. . .
In ancient days, Lore Keepers were known for their power to keep evil at bay.
But Rae and her sister, the Lore Keepers of present day, have never faced a challenge.
Blessed with wealth and abundance, Rae has no enemies, no worries, and no concerns. Her utmost worry is balancing the upkeep of her family’s land with her creative work.

Until the night of the storm. . .
When an elven prince appears, Rae is fascinated and allured by his tales. Until he admits he comes with a dire warning: An evil force is coming to attack the Lore Keepers.
Rae and her sister must ward off the attack and use their magic to prevent the rise of the goddess. Only they don’t know how. . .
Faced with her greatest challenge, Rae must find the magic within herself to save her sister and the elven prince from a fate worst than death.