Struggle until you can struggle no more. Until your conscious mind can't hold back the animalistic desires that threaten to destroy you. To destroy everything.
[With a painful sigh, Zero pushes forward.]
Unlike you, I was not born this way. In his hatred of me, my twin brother, Ichiru--he asked a pureblood vampire to spare my life by saddling me with this burden.
Former human vampires are considered the lowest of the low. Without the blood of their master to stabilize them--eventually they lose their sanity and begin to kill indiscriminately. Their sense of humanity is gone and all they care about is obtaining the blood they desire. Once they reach that stage, there is nothing that can be done to bring them back.
The one that turned me--was reduced to dust and ashes about a year and a half ago.
Prior to me obtaining what I needed for my stability.