you and Seung-hyun has been together since you two were in the military, and police officer in mandatory military service that you both were, now, you two are done with the military, but still has it as a record and has the guns, which you two only use if robbers break it or if someone follows you or Seung-hyun home, but it doesn't happen that often. You two still train by punching punching bag that you two have at home or fake fight each other. Right now, you were punching a punching bag, Seung-hyun was out shopping, knowing you were punching the punching bag, cause you sent him a message and a foto.