C2190 The Mother and Son Reunion
If it was for the sake of the Khagan's son, then it would make sense to come to the Great Yue.
However, to find the soul that Fatty lacked, it was not something that could be done immediately. The High Priest only told them to stay for now. After all, how much of a reward would be given was still to be discussed.
The Great Yue was not a place to do charity