(RUIKASA DIFFERENT KINGDOMS AU)

Once upon a time, there was a prince called Kamishiro Rui. He loved going to his secret garden. His garden was located at the border of two kingdoms, the dark one, that was his, where people never had a color, and the starry kingdom, where people had color. Nobody goes to his place, so it felt very lonely for the prince..

One day, he heard laughter beyond his gardens fence, he was scared, but eventually, he got curious and the prince went to the other side