Guys I think you are getting too stuck on the cheating part.
She had originally held feeling for s-san, before resigning herself to the fact that she is the emperor's woman and fell in love with him.
I honestly think she's in love with both, it ust an issuse of her loving each for different reasons.
The emperor who she has fallen in love with but will never be the only one for, and s-san whose strong affection for her sweeps her off her feet and cures her lonely heart.
Guys I think you are getting too stuck on the cheating part.
She had originally held feeling for s-san, before resigning herself to the fact that she is the emperor's woman and fell in love with him.
I honestly think she's in love with both, it ust an issuse of her loving each for different reasons.
The emperor who she has fallen in love with but will never be the only one for, and s-san whose strong affection for her sweeps her off her feet and cures her lonely heart.