Growing up Tsuki lookded up to both her parents even though they had a horrible reputation.

One day Tsuki was given a choice that forever changed her life luke that of herbfamily bonds, when Sakura was younger she had told the Vampire Miyu to save her that she would give her anything and the at the time evil Miyu asked for Sakuras first born.

Miyu soon took Tsuki as her heir since at the time she didnt have children because of this Tsuki soon learned techniques that were vampiric in nature.

During said time she met a man named Zerdin who became her teacher ,she fell for him and eventually had children with him first they had the quad,Kaworu,Wolfy,Aria and Loki who at a point in life grew up in foster homes for some time and years later Chronos who strange behavior  since birth caused her to send him to live with her mother.

Many years later Tsuki became slave to a man named Thorn the leader of an organization named the chaser he woulld torture her and use her to spy on family until one day he got bored and released her...for the timr being..