Mortal Apocalypse

Zuo Tianchen, a survivor who lived in another world for ten years, went back to the day when all the tragedies began; aliens invaded, came with bacterial weapons, and occupied the human homeland everywhere, and people on earth were infected by bacteria. Zuo Tianchen knows that the time in the future will be extremely difficult, but for the sake of his previous life partners and relatives, he must live and become stronger to protect and save the people around him… This time, I want to make up for all my regrets, this time