The world has gained access to superhuman abilities from supernatural species across the globe. From the ghouls of the caves to the goliaths of the mountains, the majority of people have special abilities. These special abilities have caused a global race for power and powerful bloodlines. Many marriages are based on class and power, not on love.

Tanji Bjornulfsson is a half-blood werewolf that seems to have gained no powers from his lycanthropic side.

In a world where humans are treated as blood bags for the vampires and not as people, Tanji gets treated exactly as such. However, his strong will is answered by a mysterious force.