Yan Huaye's back was slightly less full in its curves than Qin Yanan's, and if the side profile of their entire chests was included, the difference was even greater.
It was not that Yan Huaye had a bad figure; they simply had different body types. A mature, alluring woman who still gave off the delicate charm of a young girl—that was Yan Huaye's defining trait.
As the Sect Master of the Nine Provinces Wind and Thunder Sword Sect, Liu Chang'an had attained a very high realm and was a gentleman of upright character. He generally admired things openly rather than deliberately seeking the thrill of peeping.
What he was observing was the condition and health of Yan Huaye's back skin.
The back's complex structure provided the strength for movement of the human torso while protecting vital organs. Yet because the back contained so many nerves, bones, muscles, ligaments, and tendons, along with radiating pain from internal organs, back pain had become one of the most common forms of pain among adults.
The symptoms of many cancers were also first noticed through back pain. At times like this, you could grab the backs of your waist on both sides and see whether there was any slight pain or stiffness.
It had nothing to do with illness. It was just that most people nowadays rarely got beaten or exercised, so their bodies had become less tolerant of pain. A casual pinch was enough to hurt.
The skin on Yan Huaye's back was in excellent condition. It seemed her body was highly receptive to the essence of super lifeforms, and she had a good chance of living a long and healthy life.
"Hm? Who opened the door just now?" Qin Yanan turned around alertly, feeling that it probably had not been the technician