"Dorami & Doraemons: Robot School's Seven Mysteries" is a short anime film that centers around Dorami, Doraemon’s younger sister, and her friends from Robot School as they investigate a series of mysterious occurrences. The story begins with Dorami and her classmates—Dora the Kid, Dora Med III, Dora Leon, Dora Rinho, and Dora Niko—receiving a cryptic message about strange events unfolding at their school. The message warns of seven mysteries that must be solved to prevent a looming disaster.

The group decides to investigate, uncovering eerie phenomena such as disappearing objects, ghostly apparitions, and unexplained noises. Each mystery is tied to a specific location within the school, and the characters must use their unique abilities and teamwork to unravel the truth. As they delve deeper, they discover that the mysteries are linked to a hidden laboratory beneath the school, where a rogue robot named Professor Dorapad has been conducting experiments.

Professor Dorapad’s experiments involve manipulating time and space, which have inadvertently caused the anomalies. The group confronts the professor, who reveals that his intentions were not malicious but driven by a desire to advance robotic technology. However, his experiments have spiraled out of control, threatening the stability of the school and its inhabitants. Dorami and her friends work together to stop the experiments and restore order, ultimately saving the school from destruction.

The film emphasizes themes of teamwork, problem-solving, and the ethical implications of scientific advancement. The characters’ distinct personalities and abilities play a crucial role in overcoming challenges, showcasing their growth and camaraderie. The narrative is straightforward, with a focus on adventure and mystery, making it accessible to a younger audience while retaining the charm of the Doraemon universe.