Haneul isn't particularly as close to Daehan as she is to Jaewan, but is closer to her middle brother than to her eldest brother. If you asked her, Daehan is her favorite sibling, as he is sweet, and doesn't give her as much crap as her other brothers do.
Nam Joo Hyuk - this kind of picture makes me ache the most. he's one of those men who is an agonizing mix of a seemingly sweet, kind soul and an excruciatingly luscious babe. I'm trying to fathom it right now and smoke is about to come out of my ears.