When the Demon Tribes led by a Demon King appeared and launched a massive war at mankind, all hope seems to be lost, until a brave group of heroes managed to turn the tide and even defeated the Demon King.... more>>

John Serieux, a mid-ranked soldier of World's Resistance against the demon's army, had fortunately been able to witness the Demon King's fall by the Heroes, but also was unfortunately killed a moment after. Miraculously, he was still able to open his eyes, only to realize that his mind had been sent back to the past when he's still a baby!

With all the memories of his adult years, the knowledge of many scientific breakthroughs during the war, and information of the upcoming great disaster all intact, John is determined to cultivate his potential efficiently and optimally to help change the future for the best. <<less

One evening in early spring, eight-year-old Erica Aurelia realizes she’s the detestable little villainess from an otome game called Liber Monstrorum ~Phantom Beasts and the... more>> Winter Princess~. As if that wasn’t bad enough already, Erica’s role in the game is to pester the main character... and then die in order to kick off a mysterious series of events! These incidents are different in each love interest’s route, and seven routes means seven deaths to avoid. Not one to throw in the towel, Erica knows she must take action to destroy her death flags—and since her life is on the line, there’s no time to lose! <<less

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