The prince and princess had a deep love for each other, but they had nothing to do for many years, so the couple gave up hope. However, when the princess was in her forties, she unexpectedly gave birth to Zhao Chenyu. The prince was touched by the princess's efforts, so he reported the birth of a daughter to his brother, the emperor at the time. When the emperor saw that the emperor's brother he valued finally had an offspring, he immediately named Zhao Chenyu as his female heir to the royal family tree, and the future heir to the palace.
Purpose: Stay together until we grow old