4个外星人来中国

The Ood have given a warning to The Doctor. The Master is returning yet that is not the biggest threat. A darkness is coming which brings with it The End of Time.。一对恋人因为男方不愿意结婚而分手，女方决定结束这段感情。然而，男方却在分手后娶了女方的母亲，让女方感到震惊和愤怒。这段复杂的关系将如何演变？是真爱还是背叛？。