Zhai Sheng was already in his forties and would turn fifty in another few years' time. Besides, Zhai Sheng was a soldier and probably had hidden injuries and old wounds all over his body. Logically, shouldn't Zhai Sheng have gotten less energetic as he aged?
After making a comparison between the Zhai Sheng in her dream and the Zhai Sheng in reality, Qiao Nan realized that Zhai Sheng was no less energetic in bed as he had been in his twenties to thirties!
Apart from being slightly impatient when they had first gotten married, Zhai Sheng had now mastered his skills of being in bed. Moreover, he even had as much strength and endurance as any other young man!
Perhaps, it was because of Zhai Sheng's age that he was so adept.