It's not the end you guys look at the raw in title page the story goes on maybe she just collapse because she's tired or because of the alcohol (maybe both) thanks for the chapter!
@Tamerlane I'm not doctor, but you don't get vaccines for bacterias, for those you used antibiotics like UV ray and them the water magic as an antibiotical equivalent, vaccines are for virus as those are dead virus introduced in your body thus your white cell(ie the knife /katana wielding cell) and the Killer T Cell(ie the muscular in black) fight those
she is not dead, she's living somewhere enjoying wine but second prince never let her go freely, she have mountains of job to do and new arc (sequel for otome game) begins