"Failure Frame" is an anime series centered around a group of students who are transported to a fantasy world after a mysterious incident during a school trip. Upon arrival, they discover they have been granted unique abilities by the goddess overseeing this world. The protagonist, Touka Mimori, initially appears to have been given a seemingly useless skill called "Failure Frame," which is dismissed as weak and ineffective by both his peers and the goddess. However, this ability conceals immense potential, allowing him to manipulate and nullify the powers of others.

As the story progresses, Touka is ostracized and abandoned by his classmates, who view him as a liability due to his perceived weakness. Left to fend for himself in a dangerous and unfamiliar world, he begins to uncover the true nature of his ability and its devastating capabilities. Along the way, he encounters other outcasts and allies, including a former classmate, Seria, who also struggles with her own insecurities and the harsh realities of their new environment.

The narrative explores themes of survival, betrayal, and the consequences of power dynamics within the group. As Touka grows stronger, he becomes determined to challenge the goddess and the system that condemned him, seeking to expose the darker truths behind their summoning. The series balances action, strategy, and character development, with Touka's journey serving as the focal point of the story. His evolution from an underestimated outcast to a formidable force drives the plot forward, as he navigates a world filled with monsters, rival factions, and moral ambiguity.