The book 'How to Fake Date Your Grumpy Boss' is about a girl who accidentally kisses her potential boss during an interview and decides to fake date him to save her reputation. The book is part of the rom-com series by Camilla Evergreen and is the first book in the series. The story is filled with fake-dating shenanigans and the falling in love trope. The book is perfect for those who love romantic comedies and is a must-read for fans of Camilla Evergreen's work.