SBS TV’s blockbuster hit sequence “A Enterprise Proposal” has already closed its curtains however co-stars Kim Sejeong and Seol In Ah’s friendship is stronger than ever! This is how the 2 stellar actors confirmed their sisterly friendship! Seol In Ah Sends Considerate Reward To ‘A Enterprise Proposal’ Co-Star Kim Sejeong Seol In Ah makes her “A Enterprise Proposal” sister glad and flattered together with her considerate reward and good gesture! (Photograph : Kim Sejeong Instagram)Kim Sejeong On Tuesday, June 14, singer-actress Kim Sejeong shared on her private Instagram that her “A Enterprise Proposal” finest buddy Seol In Ah confirmed her love and help by sending her a espresso truck on…