Yuri, a hybrid of a Zorufian and an Earthling, one of the strongest warriors in the galaxy, was suddenly assigned a new lieutenant, Rin Akizuki, by his boss.
Qiuyue Rin's true identity is confusing, and she is taciturn and ignores Yuri's instructions to fight alone again and again.
Yuri never dreamed that the adjutant beside him would be the last princess of the extinct super-power family Yun Liexing.
What kind of conspiracy is hidden behind Akizuki Rin, who is suspected of being a spy and infiltrated into the Earth's military base?