"Angel Cop" is a six-episode OVA series set in a dystopian near-future Japan, where societal unrest and terrorism have escalated to alarming levels. The narrative centers on a special police unit tasked with combating a surge in terrorist activities. The protagonist, Angel, is a ruthless and highly skilled officer known for her brutal methods and unwavering dedication to her mission. Her partner, Raiden, provides a contrasting perspective, often questioning the morality of their actions as they navigate a world rife with corruption and violence.

The story begins with the unit investigating a series of bombings linked to a mysterious terrorist group. As the investigation progresses, it becomes apparent that the group is not merely a collection of radicals but is backed by powerful, shadowy figures within the government. These figures are revealed to be part of a larger conspiracy involving experiments with psychic abilities, aimed at creating superhuman soldiers. The terrorists, known as the Red May, are themselves victims of these experiments, driven to extremism by their suffering and desire for revenge.

Angel and Raiden's pursuit of the Red May leads them into increasingly dangerous territory, where they encounter psychic operatives and uncover the dark secrets of the government's involvement. The line between justice and vengeance blurs as Angel's relentless drive to eliminate threats clashes with Raiden's growing unease over their methods. The series delves into themes of power, corruption, and the ethical dilemmas faced by those tasked with maintaining order in a fractured society.

As the plot unfolds, the characters are forced to confront their own beliefs and the consequences of their actions. Angel's past is gradually revealed, shedding light on her hardened demeanor and the personal losses that have shaped her. Raiden, meanwhile, struggles with his role in the unit, torn between loyalty to his partner and his own moral compass. The series builds toward a climactic confrontation that tests their resolve and forces them to make difficult choices in the face of overwhelming odds.

"Angel Cop" is notable for its gritty tone, intense action sequences, and exploration of complex moral issues. The narrative is driven by its central characters, whose development is intricately tied to the unfolding conspiracy. The series presents a stark portrayal of a society on the brink, where the pursuit of justice often comes at a heavy cost.