Upon arrival, you will be bestowed an exclusive ability. You have a definite time to clear the world, a definite number of lives, if you fail. Game over. 

'Good luck, player... I have high hopes of you~'.

Lone, a professional record-breaking speedrunner, is taken by a selfish God to challenge the multiverse's order.

...
* Welcome to 'Mahouka Koukou no Rettousei'.

[You have obtained a skill: Anti-Material Burst].

[Main Mission I: Destroy the main HQ of the International Organisation Blanche].
[Main Mission II: Destroy the Organisation 'No Head Dragon'].
[Main Mission III: Eliminate Zhou Gongjin].
[Side Mission I: Defeat Shiba Tatsuya] 
[Side Mission II: Defeat Angie Cirius] 
[Side Mission III: Make Yotsuba Clan submit to you]
[Side Mission IV: Destroy Great Asian Union (GAU)] 
[Side Mission V: Destroy the New Soviet Union (NSU)]
[Side Mission VI: Destroy the United States of North America (USNA)]
[Time limit: 10 days].
[Overtime limit: Three months].
[Iterations: 5 left].

Be aware that this novel is not harem. There may be many love interests interested in MC but there is only one official relationship and it is going to be with Yotsuba Maya from Mahouka Koukou. Enough said, enjoy the book.

***
Disclaimer: Most characters portrayed in this fanfiction do not belong to or were created by me. They belong to the respective anime/manga/game/IP.
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Updated Character Sheet