Being mature isn't synonymous with being able to face everything alone. At some point, you want the simple question of "Are you okay?" or even a little bit of concern. That's a common question but, at the same time, it's significant. That's a question wished by many though it may not seem like it.
Cassiopeia talks about her feelings and thoughts in a different way than usual.
Although this type of feeling isn't rare in a person, it does feel unique to each person, and she wants to talk about it without fear. Maybe in the process, she and you can discover something.
Would you like to listen to her? Her feelings? Her thoughts?