They are a pair of twins from the past life. Because of a car accident, they fell into a different world inexplicably.
After time travel, my brother became a prince, and my sister turned out to be a princess who had been neglected! No, no, no, this is definitely not a brother-sister relationship!
How should the brother and sister deal with their embarrassing identities in different time and space?
When a sister meets the one she loves, how can she get together with him?
After experiencing life and death, how do twins like a dragon and a phoenix gain a foothold in a different world?