People Are in the End of the World, and They Sign into the 23Rd Century Laser Sword at the Beginning

Hello everyone, I am Cijun, the author of this book! This book is temporarily stable. Two or three chapters are updated every day. Every 500 reward points will add an additional chapter (gold coins are ignored). Thank you readers for your support. I will do my best to write this book and give everyone a wonderful reading experience. If you think there is anything wrong with this book, you can mention it in the comment area. Whisper bb: Brother, don't make negative comments!