Ankoku Shindenshou Takegami

In a world where ancient evil lurks just beneath the surface of modern society, the unwary can easily become pawns in a cosmic struggle. When a bullied young man stumbles upon a dark power, he believes he's found the ultimate solution to his tormentors. But the line between wish fulfillment and utter destruction quickly blurs, as he discovers some gifts come with a terrifying price. As the demonic influence grows, manifesting in devastating ways, the collateral damage threatens to engulf everyone around him. With a damsel in distress caught in the crossfire and the very fabric of reality at risk, this OVA plunges viewers into a harrowing tale of possession, power, and the terrifying consequences of unchecked desire.

✦ AI-drafted summary