When 14 year old Netto Kusanagi encounters an alien fugitive, he finds himself in the center of a battle between extraterrestrial life forms for a devastating weapon. His life even becomes more complicated when it turns out he's been turned into a devil by the beautiful Rias Gremory. It's Science VS Fantasy at its finest. (OCxHarem) (Mega Man tribute) (Art by ultimatemaverickx)

En un mundo en crisis por las guerras pasadas, un elegido surgirá para traer paz o destrucción al mundo, prepárense porque la leyenda de Megaman renace.

Things are a bout to get nuts when Ryan West comes into contact with Bass.EXE, the latter of whom has no choice but to become Ryan's Net Navi due to events beyond his control. Nearly getting killed by a Darkloid and turned into a Devil doesn't make things any easier either. Two separate worlds of magic and science collide. Is the world truly ready for such madness? (OCX Harem)

koneko tiene un sueño en ese sueño se pueden ver los seres que pelean por su existencia

He fell from the Dimensional Gap with no memories of past and in possession of mythical OOParts of another world, which has the power to rival a Longinus. Stranded, he was taken in the Gremory Household and given a new home and life; however, when his memories slowly return he must decide to either stay in this world or return to the world he once belonged.

After the gigantic clash with the Cybeasts, Lan, Chaud and the others find something very strange. A rift to another world. As they make their way to this new world, they find themselves in a land of demons, angels, and fallen angels. Who knows what awaits them?