SAVE 40%: The group sex moviesHeartstopperbox set (books one through four) by Alice Oseman is just $36.24 during the Amazon Book Sale, marked down from the usual price of $59.96. That's a savings of $23.72.

Summer reading list looking a bit slim? Plump it up by adding a four-book illustrated novel series that's also a massive hit on Netflix. Thanks to the Amazon Book Sale, you'll be getting a great deal on the series that's sure to make summer reading thoroughly enjoyable.

As of May 15, the Heartstopperpaperback box set (books one through four) by Alice Oseman is just $36.24, marked down from the typical price of $59.96. That's a 40% discount or a savings of $23.72.

What originally started as a webcomic on Tumblr has grown exponentially in recent years. A queer must-watch on Netflix, Heartstopperby Alice Oseman follows the life and relationship of Charlie Spring and Nick Nelson. Both attending Truham Grammar School, the two kindle a relationship that weaves through their experiences in high school, as well as their close-knit group of friends.

Oseman is both the author and illustrator for the Heartstopper books, which first released in 2018. The adaptation into the popular Netflix series has also been a hit, with Mashable editor Shannon Connellan praising both season one and season two in her reviews.

• The Kindle Paperwhite made me enjoy reading books again
• Get three free months of Amazon's Kindle Unlimited and read to your heart's desire
• Kindle users: Don't sleep on the free credits you could earn through Kindle Rewards
• Kindle Paperwhite Signature Edition (2021) review: The upgrade is worth the money

Add some endearing books to your summer reading collection during the Amazon Book Sale by snagging the four-book box set of Heartstopper by Alice Oseman.