C568 I will Remember You!!
Ling Xiao's decision to have Ji Beixin remain with the Feng family was made with the greater good in mind.
He hadn't anticipated the terrifying energy sealed within Ji Beixin, which explained the sense of unease he had felt around her initially.
Unsure of how to help Ji Beixin harness that power, he figured it would be best for her to stay with the Feng family