In interstellar 5233, Major Lin Mu was reborn as a mermaid due to an accident. In the interstellar era, mermaids have long been extinct, and Lin Mu's identity as a mermaid has been restored. In order to seek the truth, Lin Mu disguises his identity and rejoins the army. While searching for the truth, Lin Mu discovered that his former enemy seemed to have a crush on him...
Lin Mu: Don't you hate me the most?
Long Xiang: No!
Lin Mu: Aren't you always against me?
Long Xiang: That's just to attract your attention.
Lin Mu: Ha, man!
Long Xiang; Baby, I was wrong
Lin Mu: Ha
Intention: Everything can be revealed