“故事梗概”用英文怎么说？差不多意思也成

故事梗概Story outline

the general meaning of the story故事大意
行不?

previously on XXX
美剧里面经常有
比如: previously on PRISON BREAK; previously on HEROES

“故事梗概”
The brief outline of the story
或
The plan of a story

注：Synopsis －－－剧情梗概

楼上的楼上，那是前一集的梗概好不好