shadow's heart

A society where once shadows existed . they were termed evil as they killed the people eventually by drinking their blood.The shamans used their powers and almost killed all of them. now nobody knows whether the shadows exists or not but there is a fear that they may come soon . This is the myth which was popular in the city of old town . life was tough here for a high schooler , who is a half shadow and half human. his name is ken . he tries to hide his true form from others and his best friend is the only one who knows about it.....this is about how the life of half shadow is..
and btw there are more new characters (with new apearance and their own story )and adventures and mysteries awaiting in this book...