C710 There Were Clues

The smile on Sikou Nianxi's face did not change. As King Ann Yang's concubine, she still had to maintain a proper posture at all times. Even though Yin Mushuang's tone was frivolous, she could not flare up. On the surface, she was only King Ann Yang's concubine, but Yin Mushuang was the current Crown Prince. Therefore, she must not flare up