Stop Making Trouble, What Kind of Swordsman Is There in This World?

The aura of the modern world suddenly revives, and scientific and technological knowledge collides with fantasy! The era of cold weapons has completely disappeared, and the combination of firearms and metaphysics has laid the foundation for countless strong men... Jian Jiangyue, who traveled through time, carried the strongest sword immortal system, but chose to retreat into the mountains and forests and become a savage. System: Host, you are already an invincible swordsman. Please go out and show off! Jian Jiangyue: **! There are missiles and nuclear bombs flying around outside, and you actually want me to go out and die? System: Host... Jian Jiangyue: Stop beeping and beeping again, I will kill you! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.