The main characters in this movie/book are ...
The story is about ....
The movie/book tells the story of ...
In the course of the movie/book, the action develops dramatically /gradually....
The book/film begins with...
The movie/book has an unexpected ending...
The end of the... is ...
I am impressed by...
I think ....
The book is terribly / beautifully written...
The film is terrible / exciting because ...
What surprised me is ...
What I liked is...
What I didn't like is...
I liked/didn't like the film/
book because