"Legend has it that demons are heartless and have no desires."
"Legend has it that demons are the most loyal."
"Legend has it that a demon's life is endless, but a demon will die of a broken heart."
"Legend has it that a demon can only shed one tear in its life, and it can condense into the purest tear crystal in the human world, a tear crystal that can grant any wish."
"Legend has it that demon tears flow from wounds in the heart..."