based from the drama CD Yankee Gakkuen AU . Isaac Foster is a student at Satsuten High. A delinquent. He does whatever he wants and cares about no one. The Prologue (3) : A rebellious girl by the name Rachel Gardner one day requests that Isaac Foster be her watchdog, her bodyguard. She was a stunning girl and thought this strong tough boy would come in handy. As they spend more time together Zack cant help but feel... he has a soft spot for this petite rebellious girl, Ray. Ray constantly teases him. But one day she nonchalantly kids about him being a softy for her which he refuses to. For someone so tough why would he have a soft spot for a dull girl? He's overprotective of her and cares about her in his own way but still has no interest in having a girlfriend. The thought made him puke but he couldnt deny he was smitten of this girl. His rebellious girl. Ray was jinxed with having many boys want her and even a sensei glorify her peepers. Zack takes his watchdog job a bit more seriously than asked of... maybe he truly liked looking out for her... maybe he was.. Grew soft for Rachel Gardner?

For years, Rachel has endured abuse and belittlement at the hands of her parents, it's become the norm in her life. She suffers alone in the apartment she calls home. Child Services is called to investigate, and the secret threats of her parents make things worse. Only with an odd encounter with a gruff young man in the alley, will her life start to change...

After 6 years of running Rachel and Zack finally assume their no longer being persuaded by the law, but the two have more than the police to just worry about. Emotions are rising and unbeknown to them they are being watched from afar by a new enemy that wants Zack to suffer. Old characters are reintroduced new allies are forged, with the new threat rising their tragic pasts are coming back to haunt them and they have no where to hide away from the seemingly all seeing eye watching them.

"Definition of 'Blood Lust': 1.) An uncontrollable desire to kill, or see others be killed. 2.) A lust and/or craving for blood; A desire to see, feel, or even taste blood just to be satisfied." • All day and all night, the urge could not be sedated. The cries could not be silenced. The thirst could not be quenched. She doesn't remember when the impulses first manifested; Nor does she recalled when she began mutilating her own body just to satisfy the desire. In fact, she barely remembers anything... Elizabeth Heydrich was the farthest thing from normal. So much so, that after that fateful day when she went just a little too far, and harmed someone besides herself, it ended up getting her admitted to a Psychiatric Hospital. After awakening in an old, abandoned room, with no recollection of her past, a wave of fear settles in, and panic arises within the poor woman. But fortunately, after forming a pact with a small blonde girl after practically chasing her into an open elevator, hope fueled their desires to escape. Unknowingly to the pair, though, another member will be joining the party soon enough. ...And he's out for their lives. Or, he WAS... • "Dumbass, if that stuff makes you fall down dead, then what?!" "You'll still have Rachel to get yourselves out of-" "Don't give me that shit! I said ya ain't dying and that's that!" "Why do you care so much?!" Isaac "Zack" Foster x OC

Rachel, now 18 years old, is taken by the notorious serial killer Zack. Bound by an oath, the two swore, Zack had come back for her. Hoping to hold up his part of the bargain to kill young Rachel Gardner. Now the two of them are being hunted once again. This time, he won't let them be separated so easily. Will they survive long enough to fulfill their promise? Or will Ray die before he can kill her? (Art is not mine. Credit to @-Hope-Muse- for the cover editing~) [Original story and characters by: KRNRN and Makoto Sanada]