Both answers are a simple no. You should remain aware many will approach you. Some might break the fourth wall as well as you do , but many will not even if you do. They will simply lie because their privacy is more important to them than you.
Can you blame them for that ? Sure.
Can you do anything about them ? No.
Can you avoid another occassion happening like that ? Yes.
As you guessed ... it' s all up to you ( not stating ' It' s all your fault" ).
I ... I think I agree with Amina here.