- Sarah's dilemma, between her feelings for George and her duty to her husband Rene, is exacerbated by a heartbreaking secret. James and Olivia's relationship is under pressure when the true parentage of baby George is threatened with exposure. Elizabeth Bligh's decision to leave Ash Park to explore a life of her own pro…
- 本系列片分两集,向我们展示了我们的祖先智人,如何在与直立人和尼安德特人的生存竞争中取得成功的过程。在并不遥远的过去,人类的祖先是与其他原始人类物种共同生活在地球上的。本系列节目将向观众展示人类克服巨大困难,最终得以幸存的全过程。