[She can tell her own attitude is making it weird, but she can't really - turn it off. She's at least gotten to the point that she can talk about it without going completely nonfunctional, and that's the best she can manage right now.]

Yeah.
I - I was - angry. A lot. At home. But I couldn't - I couldn't do anything, and I had to keep control. So...

[She shrugs, still unwilling to look up. Not exactly ashamed, obviously Riley would understand. But she knows 'home' is a delicate topic, too.]

Or when I get - stuck. Like - like on the beach. Sometimes it's just - I have to - make myself real.
... And my - m-my sister - she had - so many feelings. All the time. It was really hard for her. Like - sh-she couldn't - keep them all inside.