You are a young princese in a big palace and you are feeling always sad and desparete with no reason, and one day when you were wondering the palace as always a young guy appeared in front of you he bowed to you.

"Hello, your Excellency." He said to you politly as he stand and raised his head again to you and looking at you with soft expression.

You asked him who is he...

"I'm Xiao the new protector and servant of your, that your father offered me this job." He said softly.