The Sea Prince and the Fire Child (シリウスの伝説, Shiriusu no Densetsu, lit. The Legend of Sirius) is a 1981 Japanese anime film by Sanrio, based on a story by Shintaro Tsuji. It is said to be a loose retelling of Romeo and Juliet, itself a European version of many tales of star-crossed lovers in a variety of cultures and eras. In this story, the children of the gods of fire and water fall in love and fight to stay together in the face of adversity.