Mortimer is brought to the camp of General Li Hsi, the Chinese
warlord, where he is reunited with a seriously injured Nasir. The
professor was kidnapped in order to recover the archaeological proof
of the general's imperial lineage, but also to repair the Red Wing, a
formidable combat aircraft Olrik unwittingly delivered. While Blake
moves heaven and earth to find him and protect Hong Kong, Mortimer
escapes to go in search of the only thing that can save Nasir: a
legendary pearl ...