In the realms of the heavens, one immortal could, with the voluntary consent of another, plant a mark of enslavement within their soul. Once planted, the latter would be entirely at the command of the former. If they dared to disobey, a single thought from the former would reduce them to ashes!
Of course, for an immortal to plant a mark of enslavement in the soul of another, not only did the other party have to consent, but their soul level could not be higher than the master's; it could only be equal or weaker.
Jiang Lan was currently a peak Great Luo Immortal Monarch, and Ling Jueyun was also a peak Great Luo Immortal Monarch. As long as Ling Jueyun was willing, he could naturally plant a soul mark within Ling Jueyun's soul.
Chapter 3090