In a world where Quirks define destiny, Hana Shirakumo, also known as "Meridian," navigates the shadows of the black market, wielding her unique power to invert direction and orientation. Driven by the haunting memory of her younger brother's death, Hana juggles her secret mission as a sinister researcher, all while working her actual job as a secret agent for the Hero Public Safety Commission. Her mission: to infiltrate Detnerat, a company with a sinister agenda, and uncover the secrets they guard. Enter Shota Aizawa, the elusive hero "Erasure Head," a freelance hero and teacher tasked with monitoring Detnerat's shady dealings. When Hana becomes a prime suspect, Aizawa is drawn into a web of deception and hidden motives. Together, they must navigate a world of dark secrets and dangerous alliances, where every encounter pushes them closer to the truth-and each other. As Hana and Aizawa delve deeper into their investigation, they uncover a conspiracy that threatens to upend the delicate balance of their world. Forced into a partnership of necessity, their professional boundaries blur, and their growing attraction complicates an already perilous mission. Can they trust each other long enough to reveal the true threat, or will their hidden agendas and past traumas tear them apart?