Qin Dynasty: Your Majesty, I really am a time traveler.

Tang Yu unexpectedly finds himself in a portable space during his journey through the Qin Dynasty. The space is filled with various modern items that refresh intermittently: toilet paper, lighters, even shotguns… Xu Fu: “This divine power is called the Divine Mandate Technique. I invite all the gods and Buddhas to bless me. From now on, all magic will be invulnerable, and evil spirits will not approach!” Tang Yu: “This item is called S686. It contains shotgun shells and has immense power. After one shot, all beings are equal.” Everyone: ??? First Emperor: “What? My Qin Dynasty will only last two generations?” “The treacherous Zhao Gao! The Second Prime Minister? Calling a deer a horse?” “I unified the seven kingdoms, and you say this isn’t over yet?” “Very well! Rome and Greece, right? I understand!”...