A lecture guide

This is a pre-recorded VOD video lecture. The collection period varies depending on the tuition.

🔔 Retention period: How long you can log in to the website to take the course

⛔ If you apply for a package cancellation, you can cancel it for up to 30 days per time, and you can cancel it for up to 10 times (automatically start when the period elapses)

⛔ Starts automatically 7 days after purchasing the lecture.

Have subtitles (Korean, English, Chinese, Japanese)