"Bungō Stray Dogs" is a supernatural action series set in a world where individuals possess unique abilities tied to their literary namesakes. The narrative centers on Atsushi Nakajima, a young man expelled from an orphanage and left to fend for himself. After encountering a mysterious man named Osamu Dazai, Atsushi is drawn into the Armed Detective Agency, an organization of ability users who solve crimes and protect Yokohama from supernatural threats. Atsushi’s ability, "Beast Beneath the Moonlight," allows him to transform into a white tiger, a power he initially struggles to control.

The series explores the conflict between the Armed Detective Agency and the Port Mafia, a rival organization of ability users with more sinister motives. Key members of the Agency include Dazai, whose ability "No Longer Human" nullifies other abilities; Doppo Kunikida, a disciplined idealist with the power to materialize objects from his notebook; and Ranpo Edogawa, a brilliant detective who relies on deductive reasoning rather than an ability. The Port Mafia is led by figures such as Ryūnosuke Akutagawa, whose ability "Rashōmon" manipulates a shadowy entity, and Chūya Nakahara, who controls gravity through "Upon the Tainted Sorrow."

As the story progresses, Atsushi uncovers the truth about his past and the connection between his ability and a series of mysterious incidents. The narrative delves into themes of identity, morality, and the duality of human nature, often drawing parallels to the works of the real-life authors who inspire the characters. The series balances episodic crime-solving with overarching plotlines, including the emergence of a powerful organization known as the Guild, which seeks to destabilize Yokohama.

The interplay between the characters’ abilities and their literary inspirations adds depth to the narrative, with each character’s personality and struggles reflecting the themes of their namesake’s works. The series also incorporates flashbacks to explore the backstories of key characters, such as Dazai’s past in the Port Mafia and his complex relationship with Akutagawa. Through its blend of action, mystery, and literary homage, "Bungō Stray Dogs" presents a layered story that appeals to fans of both supernatural fiction and classic literature.