Ba Kun inherited the ancestral hardware store that was on the verge of bankruptcy. He wanted to live a peaceful life, but unexpectedly awakened to the "Everything Has Everything" system. From out-of-print screws to couplers, he meets all kinds of customers' needs with "you", and his shop becomes popular. When people in special uniforms came to ask "Are there any special bolts for aircraft carriers?", He still calmly responded "Yes" and started a different life.
