Rutile is an ordinary girl who works at a sundries shop, but she has a very rare blood type. One day, she went to donate her blood and met the desert prince. As soon as Prince Kasim saw Rutile, he called her the fated bride and tried to take her back to his country. At first, Rutile was confused, but she ultimately decided to go with him because she was moved by his devotion to his brother. However, Kasim suddenly made an unexpected request...!