Life is a highway, and love is the destination. Millie finds herself torn between her life in Boston and her family obligations when her brother's sudden engagement to her high school nemesis disrupts her carefully crafted routine.

As she embarks on a road trip with Spencer, she grapples with conflicting emotions, realizing that her feelings for him may run deeper than the older brother she’s always thought of him as. Spencer, a former child actor and successful business owner, is haunted by past wounds of betrayal.

He sees Millie's invitation to drive to the wedding as a chance to protect her, as well as experiencing the journey for the first time. However, as they drive, he unravels the layers of his own emotions and finds himself drawn to Millie in a way he never expected.

He faces the challenge of letting go of his past to embrace a potential future with Millie, questioning his own vulnerabilities and desires along the way. Love, laughter, and unexpected detours: Join Millie and Spencer on a journey of self-discovery and second chances.

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