4-star Godly Equipment: Demon Shield

In Moonlight City, the streets and alleys are bustling with people coming and going.
Egbert Zhang, who was planning to go out of the city to carry out his mission, could not help but be attracted by the shouts on the street.
"I'm selling a 2-star top-grade warrior +18 ring for only 40 gold coins! If you need it, come and buy it now, or it will be gone!"
"I'm selling two blue skill books for the mage and Assassin. The price is negotiable..."
"We have all the 2-star equipment for all...