This series is a story of the legendary bird in Japanese mythology, Yatagarasu.In this world of Yatagarasu, which is like ancient Asian world, they had been cultivated their own culture living with a human appearance for a long time, however, urgent issues are occurring; the succession of loyal family, the power struggles of noble families and the war with invaders from the other world. The keys to tackling the problems are loyalty and friendship.In each volume, stories unfold according to different perspectives, and the continuing mysteries are resolved in unexpected ways at the conclusion of each book.As the series go on, through the mysterious adventures, the young prince and his friends successfully overcome many difficulties during their adolescence and the whole world of mythology gradually show its secret meanings in the magnificent scale, including its connection to temporary world.