Kei NARUMI
Kei Narumi is a high school student who lives in a small town. He is a kind and gentle person, but he is also very shy. He has always been a bit of a loner, and he doesn't have many friends.
One day, Kei is walking home from school when he sees a strange girl sitting on a bench. She is crying, and Kei asks her what is wrong. The girl tells him that she is lost, and Kei offers to help her find her way home.
The girl's name is Riko, and she is from another world. She tells Kei that she is a princess, and that she was sent to Earth on a mission. Kei is amazed by Riko's story, and he agrees to help her on her quest.
Kei and Riko travel together, and they soon become friends. They learn a lot about each other, and they help each other to grow as people. Along the way, they also face many challenges, but they always overcome them together.
In the end, Kei and Riko find Riko's home world, and they say goodbye to each other. Kei is sad to see Riko go, but he knows that she will be safe