"Since You've Been Gone" is a young adult novel written by Morgan Matson, published in 2014. The book follows the story of Emily, a shy and introverted teenager who is forced to come out of her shell when her best friend, Sloane, disappears without a trace.
The book is set during the summer before Emily's senior year in high school. With the help of a list left by Sloane, Emily embarks on a series of unexpected adventures, meeting new friends and discovering new parts of herself along the way.
Throughout the book, Emily struggles to come to terms with Sloane's disappearance and to find the courage to pursue her own dreams. She also must confront the challenges of growing up and the complexities of friendship and love.
"Since You've Been Gone" has been widely praised for its engaging and relatable characters, its realistic portrayal of teenage life, and its heartwarming message about the power of friendship and self-discovery. It is a must-read for anyone who enjoys a coming-of-age story with a mix of romance, humor, and emotional depth.