event, incident / matter, affair / scandal

出掛ける: go out

a detective (person employed to find information) / a spy

to covertly investigate

the entire night, the period of time throughout the night

nighttime, the night, the period of time during the night

late at night, the middle of the night / midnight

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