This is Yonsei Prescription, where we learn about various majors of Yonsei University and deliver vivid advice to high school students.

The senior who helped you in this episode is Lee Eun-sun of the Department of Social Welfare.

Through this video, let's find out why she entered to the Department of Social Welfare, various major classes, and even department classes that only Yonsei department of Social Welfare students can take!