“We will eventually end up together.” Mercenary Kang Iheon, while on an undercover mission, unexpectedly encounters his former direct superior, Sergeant Lee Junho, who had lost contact with him five years ago. From their time together, both had felt a strong pull toward each other, yet the harsh reality kept them apart. However, their fateful reunion grants them a second chance… What matters most is that, despite all the changes in their lives, their desire for each other remains unchanged. This time, will Iheon and Junho be able to face their feelings head-on?