Unknown to humans, there is a parallel dimension to Earth where humans with extraordinary powers and abilities lived. These creatures were always curious about the parallel world, which they called as Earth 2, as every 20 years they would send a representative to observe the people on it.
This time a princess was chosen to go to Earth 2 with a strict instruction of returning to their world in 12 days or the portal to their would close trapping the princess in Earth 2. Unexpectedly, as the princess stayed on Earth she fell in love with a girl. Overwhelmed by her emotions, she transformed herself into man and decided to stay on Earth 2 with the one she/he loved.