As a double agent, you have to act more loyal than anyone else.
And the way a Heavenly Demon shows loyalty is by making living beings' emotions rise and fall until they fall into demonic ways...
Huh? Making their emotions rise and fall?
Isn't that just a mix of sweet and angsty? I read novels. I know all about it.
So he transforms into a System and hides inside the bodies of living beings…
"I'm Li Qing, a silly little villain. Thanks to Chen Xuan for giving me the 'Hands-Off System' and driving me to despair and demonic ways."
"I'm Li Yao, a saintly little body cultivator. Thanks to Chen Xuan for giving me the 'Life Simulator' and making me resent the world and turn demonic."
"I'm Ming Kong, a straightforward little monk. Thanks to Chen Xuan for giving me the 'Stat Allocation System' and making me a demon through slaughter."
"I'm Ji Zheng, a kindhearted little prince. Thanks to Chen Xuan for giving me the 'Sign-In System' and making me turn demonic through grief."
To all this,
Chen Xuan shakes his head. "I'm doing this to save you. I want you to understand the true meaning of emotion. I'm trying to redeem you."
I dwell in darkness, but my heart yearns for the light…