Prologue
Shiro lives in small city attending high school in a honour ship program. He lives alone in an apartment away from his family though he keeps in contact with them mostly his sister, Neko. Shiro loves talking walks around a small lake near his house. He feels calm there as well as he feels the need to keep watching over this lake. However one day while strolling around the lake he noticed a light glowing in the river. Out of curiosity he dives under to see where the light came. There he finds a person, concealed in a circular shape object. After saving the person and only learning his name, Shiro decided to take care of this person until they can figure out where he came from. However danger draws near as Shiro learns more about the person Kuroh and the danger that surrounds him. Falling in love with him, Shiro vows to protect him no matter what.