
S01E01 Above Aoi
An elite squadron trained to combat the supernatural responds to reports of invisible monsters terrorizing Tokyo. Their mission is complicated by the appearance of blue butterflies and a katana-wielding mystery woman.
In Japan, there exists a government agency known as the Supernatural Disaster Countermeasures Division (SDCD), whose duty is to protect the citizens from creatures unseen. They are able to dispatch these monsters swiftly and without alerting the general public. But currently, they face a different challenge: the betrayal of one of their own.