When we were determining the scope of the novel for the jam, we ultimately decided against a "personality choice / multiple route"-based story in favour of a more "focused obsession"-based one, but we did so pretty late.
So, while Sable started as only the exact trope you've a soft spot for; dorky swirly glasses, she drifted and marinated in my brain for a really long time compared to the lines she is written into - really excited to bring to bear all her dorky depravity!