At first i thoght "This will be somewhat like the Quintessential Quintuplets backstory, right?", and i was intrigued. Then i realised "It will actually be like 100GFs", and then i transcended from pure joy
no, it has to be unobstructed direct eye contact on both ends, like with Hahari, she was looking at him the whole time, but the zing only happened when he could see her too.