After undergoing the transflora operation, Toshiro gains the ability to understand Soulflora and is hired as a special contractor to help renowned pianist Sumi locate her father’s whereabouts. After this case, however, the grim reality of his remaining time as a human starts to sink in. Meanwhile, Yomiko and the NA Department get involved in a thorny serial murder case. Yomiko seeks Toshiro’s help to track the culprit down, and they are confronted by a shocking truth…