This is a gb, quick travel series of articles. "The system calls the host sister"
The fiancée of the male protagonist in the first world (the mission is to protect the male protagonist and the female protagonist from getting married and prevent the villain from becoming evil.)
The real and fake princess in the second world (the mission is to make the princess who is disguised as a woman become the queen, and the heroine is the idle king)
The third world mountain village (protecting the male protagonist, but the female protagonist died, now I can only protect myself)
Intention: Love is indeed beautiful