Who knows, "Today is different from the past, and today is no different from pity. Blue face will break your heart." Meaning? -girlfriend's spatial dynamics

Generally speaking, Lan Yan refers to a male friend who can talk to each other. It's a good relationship, but it's also quite ambiguous, but it's not handled well and it's crossed the line carelessly. Maybe she is trying to say that the blue face of this era is not as simple as before. Lan Yan fell in love with her, but she couldn't accept all kinds of difficulties and hurt each other's hearts. Lan Yan may have confessed to her.