In the wasteland era after the interstellar war, a support mecha code-named "Luyou" awakened from an abandoned space station. It does not have the strongest firepower, but it has the most advanced repair and energy sharing system in the universe, which can provide critical support to friendly forces in desperate situations. The story tells the adventure of Luyou meeting a group of warriors scattered across the galaxy, forming the "Guardian Alliance", traveling between broken planets, fighting to rebuild peace and protect the weak, and explores the power of collaboration and bonds.
Purpose: To convey the spirit of unity and mutual assistance, and to interpret the meaning of protection and dedication.