"Sagrada Reset" is a manga series that blends elements of science fiction, mystery, and psychological drama. The story is set in the fictional town of Sakurada, where a significant portion of the population possesses unique supernatural abilities. These abilities, often subtle and specific, shape the lives of the townspeople and the dynamics of the community.

The central protagonist is Kei Asai, a high school student with the ability to retain perfect memory, unaffected by any alterations to the past. His classmate, Misora Haruki, possesses the power to reset time up to a maximum of three days, but she loses all memory of the events that occurred during the reset period. Together, they form a partnership, with Kei acting as Misora's guide and memory keeper, ensuring that her resets are used effectively and that critical information is preserved.

The narrative explores the ethical and practical implications of their abilities as they become involved in various incidents and mysteries within Sakurada. They are frequently approached by the town's Administration Bureau, an organization that monitors and regulates the use of supernatural powers. The Bureau often enlists their help to resolve conflicts or investigate anomalies caused by other ability users.

A key figure in the story is Sumire Soma, a mysterious girl with the ability to foresee the future. Sumire plays a pivotal role in shaping Kei and Misora's journey, often providing cryptic guidance and challenging their understanding of their powers and their purpose. Her presence introduces themes of fate, free will, and the consequences of altering reality.

As the series progresses, Kei and Misora encounter a range of characters with diverse abilities, each contributing to the intricate web of relationships and conflicts in Sakurada. The story delves into the personal struggles and moral dilemmas faced by these characters, highlighting the complexities of living with powers that can alter reality and affect others' lives.

The plot is driven by a series of interconnected arcs, each focusing on a specific mystery or challenge that tests the protagonists' abilities and their resolve. These arcs gradually reveal deeper layers of the town's secrets and the true nature of the powers granted to its inhabitants. The narrative maintains a steady pace, balancing moments of introspection with action and suspense.

Throughout the series, the relationship between Kei and Misora evolves, marked by mutual dependence and growing trust. Their partnership is central to the story, serving as the foundation for their efforts to navigate the unpredictable and often dangerous world of Sakurada. The series concludes with a resolution that ties together the various threads of the narrative, offering a sense of closure while leaving room for contemplation about the broader implications of the characters' actions and choices.