Some thoughts about the manga, but it involves MAJOR spoilers, so it’s below the fold and behind tags. RSS does not recognize the spoiler tags so STOP READING NOW if you don’t want to see this!!!
Negi is not an only child, which we know from the outset. There are two characters he leaves behind in Wales, and they often appear in letters, flashbacks, and later on, in the main story. One is his older sister Nekane, and the other is his childhood friend and a major tsundere, Anya. Now remember, Nagi, Negi’s father, is missing, and has been for ten years, except for a mysterious incident six years ago…
Conclusion: Double super spoiler spec; read at your own risk. Show ▼
And avoid this spoiler if you’re reading and haven’t gotten into the Magic World yet Show ▼
Refrigerator Moment:Show ▼
An off the wall speculation, based on the first:
And one “I don’t know if he thought of this or not but” Show ▼