
Book · Thrillers and mysteries
Good Girl, Bad Blood - The Sunday Times Bestseller
by Holly Jackson
Page count, estimated reading time and reading quiz: everything to know before you start Good Girl, Bad Blood - The Sunday Times Bestseller, and the Vread challenge to get to the end.
- Pages
- 448
- Reading time
- ≈ 8 h 10 min
- Checkpoints
- 10
- Genre
- Thriller
Free on iPhone and Android.
How long does it take to read Good Girl, Bad Blood - The Sunday Times Bestseller?
At 448 pages, Good Girl, Bad Blood - The Sunday Times Bestseller is a fairly long book. Expect about 8 hours 10 minutes of reading to finish it, based on 250 words per page and an average reading speed of 230 words per minute. A fast reader will go quicker; a careful read (or reading in a second language) will take longer.
At 30 minutes a day, that is about 17 days of reading. At the median pace of Vread readers, 72 pages per reading day, it takes 7 reading days. For a book of this length (400 to 599 pages), Vread readers who finish it take a median of 5.3 days between the first and the last checkpoint (Vread Reading Barometer 2026).
- 30 minutes a day17 days
- Vread median pace (72 pp./day)7 days
Estimates; see the method at the bottom of the page.
Prove you read it
The Vread challenge: 10 checkpoints
- Checkpoint 1, page 45
- Checkpoint 2, page 90
- Checkpoint 3, page 134
- Checkpoint 4, page 179
- Checkpoint 5, page 224
- Checkpoint 6, page 269
- Checkpoint 7, page 314
- Checkpoint 8, page 358
- Checkpoint 9, page 403
- Checkpoint 10, page 448
In Vread, Good Girl, Bad Blood - The Sunday Times Bestseller is split into 10 checkpoints, one every 45 pages or so. At each checkpoint, a question covers the passage you have just read: a correct answer validates the step, and your progress moves forward like a training plan.
The challenge: validate all 10 checkpoints through to the last page. No giant quiz at the end, no summary to copy out: short questions along the way that prove the book was actually read. It also works as a reading quiz to check your understanding before a test.
Also available in French on Vread.
Illustrative example
What a checkpoint looks like
A short, precise question about the pages you have just read: a character, a place, a choice.
The answer is in the text: reply in the app.

This is not a question from Good Girl, Bad Blood - The Sunday Times Bestseller: to avoid spoilers, the real questions stay in the app.
Answer in the app, one checkpoint at a time.
Summary, quiz, reviews: frequently asked questions
How many pages is Good Girl, Bad Blood - The Sunday Times Bestseller?
How long does it take to read Good Girl, Bad Blood - The Sunday Times Bestseller?
Is there a quiz on Good Girl, Bad Blood - The Sunday Times Bestseller?
Where can I find a summary of Good Girl, Bad Blood - The Sunday Times Bestseller?
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Read Good Girl, Bad Blood - The Sunday Times Bestseller with Vread
Add the book to your library, read at your own pace in whatever format you use, and validate each checkpoint. Vread is free on iPhone and Android.
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