"Dōwa Revengers" is an anime series that blends elements of fantasy, action, and drama, drawing inspiration from classic fairy tales and reimagining them in a modern, high-stakes setting. The narrative centers around a group of individuals who are transported to a parallel world where familiar fairy tale characters and stories have been twisted into darker, more complex versions of their original forms. The protagonist, a young man named Haruto, finds himself thrust into this world after a mysterious encounter. He discovers that he has been chosen as a "Revenger," a role tasked with restoring balance to the fractured fairy tale realm by confronting corrupted versions of its iconic characters.

The world of "Dōwa Revengers" is governed by a malevolent force that has distorted the morals and outcomes of classic tales, turning beloved heroes into villains and innocent stories into grim parables. Haruto is joined by a diverse group of allies, each with their own connection to the fairy tale world. Among them is Alice, a skilled fighter with a tragic past tied to the story of "Alice in Wonderland," and Kaito, a brooding swordsman whose lineage is linked to the legend of "The Pied Piper." Together, they navigate a series of interconnected arcs, each focusing on a specific fairy tale and its corrupted counterpart.

The plot unfolds through episodic missions where the Revengers must confront and defeat the corrupted characters, often requiring them to unravel the underlying causes of the distortions. These missions are not merely battles of strength but also tests of morality and resolve, as the Revengers must decide whether to destroy the corrupted entities or attempt to redeem them. The series explores themes of justice, redemption, and the consequences of altering stories that hold cultural significance.

As the story progresses, Haruto and his companions uncover a larger conspiracy tied to the origins of the fairy tale world and the true nature of the malevolent force manipulating it. The narrative builds toward a climactic confrontation that challenges the Revengers to confront their own beliefs and the sacrifices required to restore harmony. The series balances action-packed sequences with moments of introspection, creating a layered narrative that appeals to both fans of traditional fairy tales and those seeking a fresh, darker take on familiar stories.