The cast of 'School 2015' recently held a talk concert for high school students to talk about the core societal issues that were present in the drama and to raise confidence in youth who are struggling to find their place in society.

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On June 19, Kim So Hyun, Nam Joo Hyuk, Sungjae, Kim Hee Jung, and Jo Soo Hyang made a surprise visit to a high school located in Cheongju for a talk conference held to return the love they received for 'School 2015'. The cast members talked about bullying and violence in schools, worries of the future, issues with family and parents as well as other problems that youths may face during puberty.

Kim Hee Jung then chimed in, "If you think about what makes you the happiest, then you will be able to construct a good dream."