An ancient evil is summoned. this evil possesses the body of a young girl and then isolates L. A from the rest of the word. it uses its power to turn the most corrupt of hearts into half werewolf half were bat creatures that take over the city. they capture human women so this evil can use them to give birth to her monstrous offspring. the great evil gathers several artifacts to summon its brethren. in order to save the city and the world. a group of heroes must come together to defeat the great evil. Two of these heroes are vigilante protectors of the city. while some of the heroes are part of a government superhuman team accompanied by two demigods from mythology. these heroes must make the ultimate sacrifice to save all of mankind.