Critical Stable

A girl and her boyfriend. Both them are way superior than humans. Both of them are superior creatures. Her father, a doctor, uses his daughter's blood to save people from dieing and making more creatures like her and her boyfriend. The girl, Chloe, didn't know this, she think that her father was innocent, before her boyfriend, Zett told her. Now they have to stop her father from creating more creatures, just like them, before it's too late.