Promotions are underway for upcoming Korean horror thriller movie Call albeit probably understated due to the health concerns South Korea is dealing with. Movie leads Park Shin Hye, Kim Sung Ryung, and Jeon Jong Seo were guests on the jTBC variety show Ask Us Anything! and donned high school uniforms for the classroom themed segment. Seeing Park Shin Hye with Kim Sung Ryung totally brings us Heirs fond memories, Kim Sung Ryung was absolutely brilliant and perfect in the drama as Lee Min Ho‘s mom and her scenes were classic. Check out the variety show if you want to learn more about all three lovely actresses.