Cultivators rarely slept, an activity meant only for the deprived of mental energy, needing a swift method of replenishment. It was the most natural state of recovery for the mind, body, and senses, yet cultivators rarely slept. As one approached the limits of the Mortal Dao, so did critical defining aspects of being a mortal fade away, such as eating, breathing, and sleeping.
Wei Wuyin finally woke up from his slumber after several days of deep sleep; his body and mind were in an inactive state, essentially defenseless. For the longest time, he had forgotten what it felt like to genuinely fall asleep in the most natural manner possible.