it's not that jaekyung "can't" control himself, HE DOESN'T WANT TO he knows everything already, he knows dan has hit rock bottom, he knows he is not healthy neither mentally not physically and he still chooses to fuck him anyways it's how him would always put his needs and wants above dan's and it's dan's fault, of course, for tempting him or whatever
it's not that jaekyung "can't" control himself, HE DOESN'T WANT TO
he knows everything already, he knows dan has hit rock bottom, he knows he is not healthy neither mentally not physically and he still chooses to fuck him anyways
it's how him would always put his needs and wants above dan's and it's dan's fault, of course, for tempting him or whatever