The book, 'Girl Online’ is a fascinating novel that reflects the issues and problems of teenagers and also sheds some light on the impact of internet. This is a contemporary love story of a young adult and the way she deals with it. The story revolves around Penny Porter and her blog. The flawless narration and powerful story telling of the author makes the story engaging and keeps the reader glued. It is the debut novel of Zoe Elizabeth Sugg. It has been published by Puffin publications in the year 2015. The book became an instant hit across the globe and entered the list of bestsellers immediately. It was the fastest selling book of 2014 and according to New York Times, this book is the 'bestselling book' in the segment of Young Adult literature.