Trust... Deception... A lot of this can boil down to the story of NIKKE. However, our hero, Suskian Naoko, isn't lucky as to get away from this easily. As his battle with the Demon God, Demigra, comes to a close, he is thrust into the dangerous world of NIKKE and is trapped there unless he is able to free himself. OC/Harem route, Lemons included

A single mishap was all it takes for everything to change. Due to a part of the Time Machine broke, Trunks had landed on a world ravaged by beings known as Raptures, a world facing a similar situation to his own. With his own world destroyed, he would not let this one share the same fate. He will save it, no matter the cost.

The Commander is no normal commander. Formerly a Time Patroller, he now resides within a world of which Humanity is faced against Raptures, creatures of steel obsessed in eradicating mankind. Leading Nikke to victory is one story, trying to live in such world is another. Codename HACHI, the Commander, begins his story right after he graduates from the military academy...