Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 2 - 2-7. Demon Return

“Fake it till you make it”It was a phrase that became Leo's only hope for survival as he was forced to play the role of the biggest big boss when he was nothing more than a small fish.Set in a world where Earth is riddled with natural disasters and humans must migrate to new planets onboard massive arc ships, this novel follows the journey of the Skyshard brothers Luke and Leo as they fight against their fate and rise to the top from the lowest of lows.

Sophia Alcott, the daughter of Earl Alcott, lives a lonely life as a maligned and infamous shut in, with nothing to do but to work on her skills as a budding apothecary in the dusty storeroom she’s forced to call home.That is until she suddenly wakes up one day and finds herself in the body of an even more infamous villainess (one who actually earned her reputation) locked up in a tower.Although the only clue she has about how this happened is a cryptic note, instead of despairing about her new situation, she’s in awe at just how luxurious the treatment she’s receiving in this ‘prison’ is compared to how she had to live before.Meanwhile, back at Earl Alcott’s mansion, all hell is about to break loose.That’s because…

Long Fei, a cross-timer and doujin, is an otaku who traveled to another world. In the original world, he was an otaku fan of Gundam and military science fiction.

He died in an accident and was reincarnated into another world. The Gundam works he had read before his death and the techniques in various military novels could be brought to another world.

How would he use the Gundam that Long Fei created? What waves can be caused in this different world?

Once she crossed through, she actually became the disfavored third WangFei?