There seems to be more than she knows and lets on; She appears to know all about Qwan and his destiny, but speaks nothing of it. As time goes by, she's become affectionate with Qwan, who seems to remind her of her previous child.
There is something she knows that she isn't sharing; She seems to understand Qwan's destiny, yet keeps quiet about it. Over time, she develops feelings for him, and he evokes memories of her lost child.