Cheolsu Saves The World

Chapter 66
Chapter 65
Chapter 67
Chapter 65
Chapter 67
A massive asteroid is about to hit earth! Humanity has failed to stop a giant asteroid from plummeting into Earth, and life as we know it has ended. An ordinary Korean office worker named Cheolsu is somehow given the chance to go back in time and prevent this catastrophe from ever happening. Does he have a chance?
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