[Bonus chapter]Concluding the evaluations

"Mmmh, if she didn't, then her actions back then track. Based on my guess, your wife may have been on the run when you met her and the seal she placed on you the day she got taken along with your daughter, was to save your life. 

Her capitulation and the running seem to suggest that she viewed the lady in white and the sect behind her, as too powerful to fight against and doing so would likely end in death. 

She knew you well enough to know you would likely chase after her, so she decided to proactively hinder your plans by destroying the one thing you needed for the search, the visual image of that lady. Without it, it would be hard for you to track them. I think she hid all information about her past from you, for the very same reason.

Her plan may have very well been flawless but the locations she chose sold her out.