Pov: Tsukasa the king

*A kingdom names Starry Kingdom is ruled by a very nice king, although, the king is very young. The king is named Tsukasa Tenma and is 23 years old. Despite this happy kingdom, the king is actually sad.

In this world, no one knows that mermaids too exist. A merman that have purple hair with cyan streaks often roam around the sea, his name is Rui Kamishiro.*

One day, Rui was swimming around until he saw the king running to the seaside, the king is crying..?