The main story of Magia Record varies in length depending on how you measure it. But generally, it's quite extensive and offers hours of engaging content.
The story also focuses on the mystery behind the Magia Record itself. It's like a database of the magical girls' experiences, and as the story unfolds, we learn more about why it exists and what secrets it holds. There are often plot twists related to this aspect that keep the viewers or readers engaged.
Mami Tomoe is also a fascinating character. She has this air of elegance and experience as a magical girl. But she also has her own insecurities and secrets. Her way of mentoring the younger magical girls while dealing with her own past traumas is really engaging.