"By the way, there's a letter from your mother in the study's safe. The password is your birthday," Bai Youyuan said.
"My birthday?"
"On the fifth of May, the sky is clear, the willow flowers dance around the river and the orioles sing at dawn. Your mother said, since you have become Bai Xiao, celebrate Bai Xiao's birthday."
Bai Xiao was stunned: "So, she knew where I was sent?"
"Yes." Bai Youyuan nodded, "Go and look at the letter, once you read it, you'll understand."
Bai Youyuan left, and Bai Xiao hurriedly went to the study and opened the safe.
Inside, as expected, there was a letter, weighted down by a dark green jade ring. Written on the envelope in delicate script: To my dear daughter, Bai Xiao.
Bai Xiao trembled as she took out the letter and unfolded it:
