The Bloody Promise

One day, a girl named Rose Belcourt enters Cross Academy and assumes the role of a guardian with Yuki and Zero. Although she may seem normal, there is something mysterious about her. No one knows who she is or where she came from but what everyone doesn't know is that Rose is hiding a dark secret no one must know about. And When she meets Zero and Kaname will she be able to separate romance from her promise?
ZeroX OC Kaname X OC

"Broken parts and broken words
romance and duty become blurred
But how can a girl learn to cope
When he is the one that matters most?"