You and Bang Yongguk have been in a relationship for three years. You've recently announced your engagement and have been invited to give an interview, delving into your relationship, from how you guys met to how your relationship developed into what it is today. The setting is mainly as an interview transcript with "flashbacks" or various clips in between. 

Donghae and Hyukjae have been best friends for a long time. Donghae however has now grown tired of fighting his feelings for Hyuk and gives him an ultimatum on the eve of their enlistment. What will Hyukjae do, will he accept Donghae's proposal or will they risk losing their friendship?