ChangKyun had tendencies neither him nor Hoseok could control. . Any chance his body and clouded mind saw to harm itself wouldn’t be left unused. He was unawarely yet awarely self destructive and nothing could stop it when it came to everyday life. Yet Hoseok was determined to win over the fog that clouded ChangKyun's mind, even if it meant to sacrifice and 

ChangKyun is weak. He knows it. He also knows that he is useless and a nuisance, that he is good for nothing and only a broken shell the man holding him doesn’t want to throw away because of pity. At the same time he knows the man who is rocking him back and forth so gently, petting his hair and laying soft kisses on top of his head loves him and is ready to go through hell and back for him. ChangKyun knows all of that and that only breaks him more and more.