It may also mean you two: you won't be together (if you don't act), so your feelings will fade away.
In other words, it was someone else.
Anyway, if you like her, go after her. There is hope. (See how you feel)
But don't worry, don't talk about dating when we meet again.
Give her some gifts she likes when she meets, and occasionally give her a surprise. Take the initiative to chat with him. You can also ask your brother for help. Say you like her on purpose when there are many people. (This depends on the girl's personality, introverted or extroverted)
Chatting with QQ, take the initiative to find a topic, don't freeze.
Write some ambiguous words in the new signature, not directly, as if it could be written to everyone.
Like when the weather is cold, tell her to put on more clothes in person, and so on.
Look, I'm catching up. I'm a little distant, which makes her feel inseparable from you. Don't go too far.
If you are surprised to leave in a few days, you can say that you are going out with her. But that day must be romantic.