
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.
Yomi lies comatose in a hospital bed, her body broken beyond repair. When she finally wakes, painful truths come to light that threaten to sever any connection to those she once loved.
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.