Is she considering leaving me?

Me and my girlfriend have a long distance relationship but are very close and communicate very good. We planned to see each other more frequently since her move to another city in Europe and flights would be direct and daily. Unfortunate Covid-19 has caused otherwise. We can still see each other but less flexible.
She is now back in a city she used to work at before and so back in touch with friends from there. She doesnt meet up often with them but since her grandmother passing and mother's depression back home she is seeing them a bit more as a distraction as she says. Its also important to mention she is only close and open with me. She doesn't share personal or private matters, topics with her friends as she doesn't trust them but can enjoy the company. This is a new social environment for me to see her in and we are going through an adjustment period. Or just I am.

Her mobile plan is still from her native country so she is on limited 'roaming' data per day and once she ran out, she called me that she's going for a walk and her data run out so I know.
Last week she also mentioned this ran out and her wifi has a maintenance at midnight. While talking she suddenly went offline and didn't call so I overreacted and got suspicious. Causing her to be shocked by my reaction of distrust and draining her thWe talked it out but 3 days ago she had friends over and got drunk. I facetimed and she was holding her camera weird so I asked if someone's around and to sh