Description ▶ The ultimate foundational book, built on over 10 years of TOPIK bestseller expertise ◀ This book is designed to help foreign test-takers effectively study Korean and prepare for the TOPIK exam. It includes core theory organized by question type based on careful analysis of past exam questions, practice tests to build real exam skills, and multilingual explanations for independent study. It also comes with a portable vocabulary booklet and QR code audio files that can be played instantly without any downloads. The Korean Proficiency Test Research Society, which has spent many years researching and developing Korean language textbooks, has teamed up with Korean language education expert Teacher Lim Jun to condense everything you need for the exam into a single book. To all of you who love Korea and the Korean language, we hope that with 'TOPIK I Pass in One Go,' you'll walk a smooth path straight to success.