Lavender Brown liked being pretty. She'd watched Hermione Granger devote herself to studying and saving the world, and pitied her a bit. Lavender was willing to do both, when necessary, but she enjoyed her trivial pleasures the most. Experimenting with cosmetic charms. Reading Witch Weekly. Flirting.
Voldemort is defeated. Many people have died. The magical world is starting to rebuild, and the first full moon is six days away.
Looking into the mirror, all Lavender sees is the scars.