In 'The Fill-In Boyfriend', written by Kasie West, readers are immersed in a contemporary young adult romance novel. When Gia's boyfriend unexpectedly dumps her right before prom, she enlists the help of a charming stranger, Hayden, to pose as her perfect boyfriend. As their fake relationship deepens, Gia must navigate the complexities of friendship, trust, and self-discovery. With relatable characters and heartfelt moments, West explores themes of authenticity and the power of second chances in love. Perfect for fans of Sarah Dessen and Jenny Han, 'The Fill-In Boyfriend' is a captivating and emotional journey of love and growth.