The Kissing Booth series does not have a new book coming out soon. The latest book, One Last Time (Book 3), was published in August 2021.
The first book in the Kissing Booth series, The Kissing Booth, was published in May 2013.
The Kissing Booth series primarily falls into the Contemporary Romance genre. This young adult series was written for ages 12-17, but can be enjoyed by adults too.