"Dokkoida?!" is a comedic science fiction anime that revolves around Suzuo Sakurazaki, a young man who becomes an undercover superhero in a futuristic setting. Suzuo is recruited by the Superhero Association, a secret organization tasked with protecting Earth from alien threats. To maintain his anonymity, Suzuo is given a transforming suit that turns him into Dokkoida, a pink-suited, rabbit-eared superhero. However, the suit’s design is intentionally ridiculous, leading to frequent comedic situations as Suzuo struggles to balance his superhero duties with his personal life.

The series is set in an apartment complex where Suzuo lives alongside other tenants who are also secretly superheroes or villains. These include Tanpopo, a cheerful and energetic girl who transforms into the superheroine Tanpopo; Kumiko, a stoic and serious warrior who becomes the armored hero Zetsu; and Pyunma, a laid-back and carefree individual who transforms into the hero Gekkou. Despite their heroic roles, the characters often clash due to their contrasting personalities and conflicting missions, creating a chaotic yet humorous dynamic.

The plot primarily focuses on Suzuo’s attempts to adapt to his new role as Dokkoida while dealing with the absurdity of his situation. The Superhero Association assigns him various missions to combat alien threats, but these tasks often escalate into comedic misunderstandings or over-the-top confrontations. The series also explores the interactions between the residents of the apartment complex, blending slice-of-life elements with superhero action. Romantic subplots occasionally surface, particularly involving Suzuo and Tanpopo, adding a layer of interpersonal drama to the narrative.

The tone of "Dokkoida?!" is lighthearted and satirical, poking fun at traditional superhero tropes while maintaining a sense of adventure. The series balances its comedic moments with occasional action sequences, though the focus remains on the characters’ humorous misadventures rather than intense battles. The interplay between the main cast, their dual identities, and the absurdity of their missions drive the story forward, creating a unique blend of comedy, science fiction, and superhero genres.