半空: in the sky

to dream / (figuratively) to aspire to something, to dream of something as a hope

float / (of an idea) to present itself, come to mind

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

a cloud (visible mass of water droplets or other related material suspended in the air) / something spreading over like clouds in the sky / something clouded, foggy, or gloomy / the sky, heavens

disgraceful, shameful, indecent / shabby, unsightly

to see, to watch, to observe, to look at something / to look over, to examine, to judge / to take care of, to look after, to keep an eye on somebody

in a flash, in an instant