Falling in love with a mermaid (SANEGIYUU)

basically a sanegiyuu au where giyu is a mermaid.

YOOO IM NOT REALLY GOOD AT WRITTING STUFF IN FACT THIS IS THE FIRST ONE I EVER WROTE SO YEAH... I HOPE U ENJOY THIS.. AND IF U DONT LIKE SANEGIYUU THEN PLS CHOOSE ANOTHER STORY.
oh and the art is not mine, idk who owns it but yes it is not mine.