No Plans for Tonight
Parents are generally expected to be caring, supportive, and generous, especially when you are going through a lot at times. Sometimes, though, the parents can be the ones to give you a difficult time and make you go through stuff.
With texts like that, what else can you expect from your kid but feel lonely and useless. It’s not that this mother was intentionally trying to hurt her child, but it could have been a lot for the child. If the same message was from a friend, it would be considered a joke more easily.