understanding, comprehension / appreciation

difficult / hard, probably impossible

lovers' suicide, double suicide / group suicide, collective suicide / (figuratively) sharing a common fate with someone or something

to commit a double suicide, to commit a lover's suicide / to commit a group suicide / (figuratively) to share a common fate with someone or something

one's heart, mind, true motives

understand, comprehend / appreciate

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

force someone into a double or multiple suicide / commit murder-suicide