Previously, Seo In Guk and Ahn Jae Hyun made their long-anticipated comeback in K.Will‘s “No Sad Song For My Broken Heart,” the sequel to the 2012 hit “Please don’t…” Netizens had long wished for a sequel to see Seo In Guk and Ahn Jae Hyun’s characters end up together happily. K.Will and the actors had…

