This volume is more intense and personalized. Not only will you learn English, but American culture and friendly dialogues you can use with acquaintances. The main characters (Ken & Diane) are really getting to know each other! In this volume, you will get to know the main characters' personalities much better: (Excerpt from the text)"Ken: I do get mad at times, but I try to reason with people first.Diane: Define "reason." Ken: It's a logical, dispassionate exchange of opinions on a topic of controversy.Diane: You sound like a professor.Ken: I'm studying to be one, remember?Diane: A lot of people don't want to reason."The complete book has been divided into separate volumes for easy use. Each volume is a continuation, so it will be most helpful if you begin from Volume 1. San Francisco, 2020