Apocalypse Prolificacy System: Campus Belle At My Door (m.webnovel.com)

The apocalypse descends, Exotic Beasts run rampant! Plants grow wildly! Humanity builds apocalyptic barriers to fend off the Exotic Beasts! As someone from the lowest rung of the barrier's society, Ye Yunyi can only survive by the skin of his teeth through hard labor. But unexpectedly, he activates the Apocalyptic Pro…