Okami Wa Nemuranai - Chapter 8.5

Apocalypse befell, and roommates performed a skyward ritual.As the fog descended, the Book of Blood Spirit appeared in the hands of all survivors, and only those with a Contract monster could survive.Su Han directed his gaze to the neighbor who had already mutated and twisted, silently pulling out a gleaming fruit knife...Grotesque meat corpses, giant spiders with gaping mouths, eyeballs enveloping the city, one-eyed sharp-toothed hand monsters...Civilization fell, cities shattered, and all humans became meat for the monsters. There was only one way to survive:Use monsters to fight monsters.

Chen Mo a game designer got sent to a parallel world with advance technology but undeveloped game concepts.

An F-Class Hunter.

In a world brimming with magic and cloaked in mystery, the Book of Judgement Day wields extraordinary power capable of altering destinies, captivating many seekers and adventurers who yearn to uncover its secrets.The Gamma nation lies in ruins, yet the remnants of its profound mysteries cling to existence, particularly the fabled Book of Judgement Day, a relic sought after by numerous individuals despite the widespread doubt regarding its existence. Rinoa, a diligent student from the prestigious Atlantis School of Magic, embarks on a quest to unravel this enigma; however, as she prepares to depart, her teacher is unexpectedly attacked by a dark-cloaked figure, plunging her into a dramatic confrontation.Determined to pursue her quest, Rinoa defies the school's restrictions on her journey. In this critical moment, she encounters a young paladin named Fitran, who expresses willingness to join her mission—but only under the condition that she acquiesces to his stipulations. Who truly is Fitran, and will Rinoa agree to his terms, risking her mission for the sake of a partnership?