South takes his hand on instinct and then immediately freezes as her conscious mind catches up, her muscles tensing and air hissing between her teeth.

For a moment, it's like she's deciding if she should let go and push him away, but... she doesn't. She lets him pull her to her feet, stumbling a little as he does.

She's angry, not stupid. Dying of an unnoticed brain injury because she didn't go and get checked out wouldn't help anything.