action; behavior

to act

strange, odd, peculiar, bizarre

singularity, oddness

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

(と〜) thinking that […] (with the next clause explaining that the truth is contrary to expectations)

to seem, to appear

continuative of the passive of 思う (omou); continuative of 思われる (omowareru)