His mother only gave birth to him in order to marry into the Valor family. When she realized that she could not do so, he was discarded like a pawn that had lost all value.
But this woman in front of her was willing to sacrifice everything for the sake of her children.
To her, a child would never be a pawn.
Her eyes were always crystal clear. Even after suffering all kinds of hardship in prison, that clarity had never been contaminated.
And that's probably the reason why he loved her so much