Fei Jie was raised by the Eastern Sky Demon Lord since she was a child. Although he was her uncle, he treated her no differently than her father would.

Naya also shared a niece-uncle relationship with the Eastern Sky Demon Lord.

Because of these connections, Qin Yi felt that going to the Soul Demon branch was a good choice.

Among the sixteen demon lords of the demon race, only the Green Sky Demon Lord had been taken down by Qin Yi, leaving fifteen remaining.