Mysterious Resurrection Black Ring

"My name is Jama, and I will be dead when you read this sentence..." An ordinary 996 social animal. A plain black ring. Travel through a mysteriously resurrected world. What to do if you encounter trouble at the beginning? Fortunately, Jama has a black ring when traveling through time. He relies on the black ring to survive in this world where danger is rampant and the world is like a prison. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.