Katherine of Alexandria, brought up as a nomad and living in the desert, was aged just 11 when Emperor Maxentius saw her whilst out on patrol. Consumed by her beauty, impudence and uncanny talent for languages, he abducted the child, killing her family. The slaughter was witnessed by her young friend, Constantine, who would later become Emperor of the Western Roman Empire. He never lost hope of finding Katherine. As a young woman, Katherine refused to submit to Maxentius' offers of marriage and she continually denounced his brutal enforcement of pagan religion upon the masses. Still obsessed with her beauty, Maxentius brought Katherine before 50 of Rome's finest scholars in an open court in Alexandria, where she eloquently demolished their arguments. When Constantine learned of Katherine's whereabouts and imprisonment at the hands of Maxentius, he led his army from York in a desperate bid to save her.。卫斯理为唤醒昏迷的爱人白素,求助于拥有着超凡能力的蓝血星人方天涯。方天涯在三百年前的一次意外中坠落地球,当时和她一起的还有他的爱人洛卡,两人失散。三百年间,方天涯一刻也没有放弃过寻找爱人。作为回报,卫斯理答应帮助她寻找洛卡。 在寻找过程中,卫斯理面对同甘共苦的知心爱人白素,和与其有着莫名情愫的方天涯,陷入了两难境地。。