It's a page-turner.

Meaning

It's a book that's very exciting and makes you want to keep reading.

Examples

• John: Have you read that new thriller by Lee Child?
• Alice: Yes! <b>It's a page-turner</b>. I couldn't put it down!
• John: I hear that! What made it so good?
• Alice: The plot twists were amazing. You really need to read it; it’s truly <b>a page-turner</b>.