Symbiosis. Yu, who finally came to "him", was the school he attended. The figure of "he" who sucks the blood and flesh of the evacuee Noriko was not a human being but "Orochi" who eats everything. However, there is no fear of the past. Confront "him" with more anger. Izumi's death two years ago... And Yu wields the power of a "dragon" for many who have died for him. For the future of Ayakashi messenger...