It's not a vendetta against TS stories as much as it's pointing out how unrealistic they often are and taking it to it's extreme opposite.
Not saying it's necessarily a good hook for a story, but it's a nice trope reversal.
@dddictionary in the last page you can already see the MC worrying about where she would go, so I'm pretty sure that the "7 days" premise is going in the trash pretty soon.