C424 Breathe Forever

Although Yun Lei was a formidable figure at the Ninth Heaven of the divine realm, well-versed and experienced, he had never encountered such a magic circle. His knowledge was limited to the Shadowlands, whereas Chen Dutian, in a past life as an Overlord, had traversed the entire continent. In terms of knowledge, Yun Lei couldn't compare to Chen Dutian.

"Hmph, you're quite impressive