"Hair's all tied up."
Katrina looked at Zheng Yichen, who was facing the mirror, with a smile. Zheng Yichen glanced at his reflection in the mirror, and his eye twitched slightly. In just ten or fifteen days, his hair had grown back to drag on the ground.
As for his appearance, he didn't feel any particularly abrupt changes due to seeing himself every day. It was only by measuring that he could confirm the subtle changes happening to him every day.
But getting back to his original state still required time.
Don't even mention being fully developed by the teens—that he didn't deny. The problem was that his rejuvenation wasn't a normal case of reverting to youth.