Supreme Husband System! & Supreme Wife System! - Chapter 211: Unexpected changes in the situation

Yasuo Zoldyck, an assassin who was once a biologist seeking to extinguish the limits set upon him- To no avail.

Now, in a world where the impossible is possible, how far will his researching mind push him? Can he break those limits?

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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.