Master and Disciple System! From the Start, I Gain an Empress Disciple

After transmigrating, Su Yun spent two and a half years cultivating, only to reach the Foundation Establishment Realm. Then, by chance, he obtained the Wish-For-Your-Disciple-To-Become-A-Phoenix System. With one fortunate coincidence after another, he grew stronger and stronger. After ascending to the upper realm, he set out to find his master...