Responses

Because the mother even thought is a concubine gets treated like the queen by the king. Also the queen had shit herself in her palace because her son and all her family were killed by the king to make the concubine's son the new king. "And she was plotting revenge supposedly " ,don't quote me on that last part thou
It's been a long time since I've read this manhua, but can someone please explain to me why the MC's mom and other guests are surprised/pissed off with the appearance of the queen?