Langkah Kecil di Negeri Asing

A modern worker traveled through time and space to become a pimp in an ancient brothel. He originally accepted his fate and just wanted to be a worker, but the villains kept harassing him. He had to use his modern knowledge to build a tank and Barrett, and by the way, win back the pure young lady and the arrogant empress. Whoever doesn't let me, Yang Feng, work, I will beat him up.