World's New Ending

TW: Death, self-harm, and lots of violence.
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A girl who once had committed transmigrated into her friend, Han Jaeyeong's body. A few months passed by, 'he' was already used to this life. Yet, the strike of hope disappeared as an apocalypse emerged. The new Han Jaeyeong adjusted himself to this as well, along with his newfound friends and pets. All he longs for now is to live through this tragedy with the people he met.

But, what if that too was taken?