Builder (빌더) is a Korean manhwa written and illustrated by Moon Ha-Neul and lee Dong-Joon.
In the near future, humans have created a new technology called "Gear" that allows them to dream whatever they desire. Those who seek to become gods in this dream world are called "Builders". A girl, Kim Min-Jung decides to use this technology to become a builder and find someone she had long lost. However, she's not the only builder looking for someone.