After being captured by the Imperials , he meets Xianfeng Emperor and becomes the prisoner and lover of Yehonala , the imperial concubine .
Flashman then proceeds to the mouth of the Peiho to join Lord Elgin 's staff for his march to Peking .
After being captured by the Imperials , Flashman meets Xianfeng Emperor and becomes the prisoner and lover of Yehonala , the imperial concubine .
Flashman then proceeds to the mouth of the Peiho to join Lord Elgin 's staff for his march to Peking .