(4-in-1 Collection) Only by bonding with their “equal and opposite” can Mystic Keepers unlock the full potential of their elemental power. Through erotic rituals and sensual abandon Frost Keepers join with Flame, Light Keepers blend with Shadow, and Time itself is redefined. Passion burns bright and mysteries unravel as these daring Keepers battle an insidious evil to win a future with the ones they love.