A former detective turned convicted criminal becomes China's last hope to thwart mysterious invaders who threaten the empire's capital city on the day before the Lantern Festival.A former detective turned convicted criminal becomes China's last hope to thwart mysterious invaders who threaten the empire's capital city on the day before the Lantern Festival.A former detective turned convicted criminal becomes China's last hope to thwart mysterious invaders who threaten the empire's capital city on the day before the Lantern Festival.