"The Lonely Hearts Club" is a novel by Elizabeth Eulberg that tells the story of a high school girl named Penny Lane. After a series of disappointing relationships, she decides to form a club for singles, encouraging her friends to embrace independence rather than seek love. As the club gains popularity, Penny and her friends navigate the challenges of adolescence, friendship, and self-discovery. The story highlights themes of empowerment and the importance of self-worth, ultimately showing that happiness can be found within oneself rather than through romantic relationships.