Pang Sifang didn't know whether or not she had accepted Juan's confession. However, Juan gave her a sense of safety. It was like telling her to give her life to Juan and not worry about it.
On the other hand, Guo Jianjie and the red manganese king are also quite nervous after learning of Fangsi Fang's unexpected loss. After all, Fangsi Fang was the princess and the Twin Eagles