Mahouka Koukou no Rettousei - Tsuioku-hen - Vol. 3 Ch. 15 - Forever...

[MangaDex]

 

[PoH]

If my memories are right, Honami died because Tatsuya nuclear explosion would create a massive tsunami. To prevent the tsunami from destroying the island, Honami create a massive barrier. But magic that kind of scale put a lot of burden to her body and she died because of that.

 

[galexman]

If my memories are right, Honami died because Tatsuya nuclear explosion would create a massive tsunami. To prevent the tsunami from destroying the island, Honami create a massive barrier. But magic that kind of scale put a lot of burden to her body and she died because of that.

That's what I was looking for. Thanks bro. So stupid of them to not explain anything about it and just shove it on our faces like that.

 

[IAmThatGuy]

Nein

 

[IAmThatGuy]

Oh I see this makes much more sense since I havent read the LN ty