Isekai Magician follows the story of Sakura, a high school student who, along with her classmates, is transported to a fantasy world. In this new realm, Sakura discovers that she possesses the ability to use magic. The series chronicles her adventures as she navigates the challenges of the magical world, encounters various creatures, and develops her magical skills.

Sakura's journey includes forming new friendships, unraveling the mysteries of the world she now inhabits, and confronting formidable adversaries.