Forever Closed Ring

"The human civilization is very arrogant, trying to shake the wall of fire, but one individual almost severely damaged the observer civilization." "..." "You mean the carbon-based one? Does that kill it?" "After cleaning, only one remains." "How could one be left behind?" "That human caused a lot of trouble. The other humans were wiped out by the aftermath of the Ring of Judgment." "What happened next?" "It's okay, it committed suicide. Alas, the tea is cold."