In the distant future, humans huddle in a "circle" surrounded by rock formations and live a hard life. Outside the circle is a vast and dangerous unknown area called the "maze". Those who risk their lives to open up the "maze" and leave a known mark in the unknown are called "markers". Memep, a girl who wants to become a marker, and Gangba, a man who wants to change his career and not be a marker. This father and daughter with very different styles are about to challenge the maze! "Since there is no way, dig one yourself!" In the fall of 2021, SATELIGHT will present you with an adventure mecha action masterpiece!