Biologist Ella is hunted by Helios Corporation for her parents' mixed-blood gene research.
Mysterious vampire Damian strikes a deal to protect her in exchange for her blood.
Ella awakens sun-moon hybrid powers and is revealed as the reincarnation of ancient half-blood saint Lilith.
Damian is trapped by a millennium-old curse and altered memories.
Bound by a life-and-death blood oath, together with werewolf Lucas and hybrid mentor Samuel,
they fight the vengeful Victor, expose the cloning conspiracy, uncover their true identities,
and set out to break the curse and guard their kind.
