Lindsey Meeks, a successful workaholic whose career is her primary focus, meets Ben Wrightman, a charming and laid-back school teacher, and the two quickly fall in love. As their relationship blooms, Lindsey discovers Ben's obsessive passion for the Boston Red Sox, a lifelong commitment that consumes him. Initially, Lindsey finds Ben's enthusiasm endearing and even joins him at games, enjoying the excitement and energy of the baseball season. However, as their relationship deepens, Lindsey realizes that Ben's unwavering dedication to the team significantly impacts their time together.

As the baseball season progresses, Lindsey struggles to balance her relationship with Ben and his fanaticism for the Red Sox. She begins to feel neglected and questions whether she can handle being second to a baseball team. Lindsey's patience is tested as Ben's priorities become increasingly clear, leading to tensions and misunderstandings. Both must confront their differences and decide if their love is strong enough to overcome the challenges posed by Ben's obsession with the Red Sox and Lindsey's demanding career.