Fantasy: Wandering Around the World, Selling Technology

Qian Changkun, who died suddenly after staying up late playing games, unexpectedly awakened to a system that can travel through all the worlds. Just when he thought he was going to be the protagonist of the novel, the deceptive system actually told him to travel around the world of each protagonist and sell technology? The Guardian Bird of the Soul Clan: "It's not good, clan leader, Xiao Yan is driving an aircraft carrier to attack our Soul Clan!!!" Unknown Villain's Actor A: "Ye Chen, what on earth is that thing in your hand that can burst! You actually defeated five masters of the Void God Realm in a row!!" Ye Chen: "I don't make it, the thing shot by this thing has a strong spiritual penetration. Passerby A: "It's not good, sect leader, our sect was destroyed by missiles. " "........." Not only do the sons of destiny in all worlds want to worship me as their master, but even the fairy sisters in all worlds also admire me extremely? Let's see how I, Qian Changkun, use supreme technology to disrupt the world and recruit a wide harem! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.