Summary
Highlights
Maisie, seeking Ali, discovers Luke's laptop with a draft of an article about her 'risky' business strategy, leading her to believe he is still pursuing a negative story. Heated by this perceived betrayal, Maisie confronts Luke, telling him to leave. Ali, meanwhile, is having cold feet due to Luke's earlier comments. Maisie reassures her sister that love thrives on communication and compliments, using the opportunity to apologize for her own past mistakes. Inspired by her family's unwavering support, Maisie realizes her true feelings for Luke. Just as she's about to give up hope, Luke returns with a bouquet of bluebonnets, a grand gesture that wins her over. He apologizes and asks Maisie to be his 'plus one,' sealing their burgeoning romance.
At the wedding, Maisie delivers a heartfelt poem for Ali and Henry, speaking about the depth of love and understanding that comes with truly knowing someone. Afterwards, Maisie and Luke realize they both cannot whistle, finding a charming shared flaw. Dana, having been influenced by Maisie's journey, asks Peter, her date, to join her on a trip to Florida, complete with rollerblades. Maisie and Luke, having found their 'perfect match', embark on a new adventure together, ready to explore their burgeoning relationship and the world.
Maisie, the creator of the RSVP Plus One dating app, is caught off guard when journalist Luke Penzer arrives to interview her. Luke, a skeptic of dating apps, challenges Maisie's business model, questioning the app's ability to foster lasting relationships. He critiques her 'Plus One' concept, insisting it lacks staying power, and calls her a hypocrite for not having tried the app's 'Open Heart' feature herself, which is meant for users open to finding love. The interview takes a turn when Maisie’s colleague, Dana, reveals the app is receiving negative press, leading Maisie to consider using the 'Open Heart' feature for her sister's upcoming wedding.
Maisie travels to her family home for her sister Ali's wedding, only to discover that Luke Penzer, the journalist, is her unexpected 'plus one' via the app. Maisie is furious, worried about her family's impression and the potential for a negative story. Luke, however, charmingly navigates the situation, introducing himself as a writer and Maisie's date. Maisie is forced to set boundaries, making Luke promise not to publish anything about her family. Meanwhile, Dana’s own date, Peter, arrives, leading to a confusing but humorous love triangle. Maisie discovers through Dana that the situation may be a result of a bug in the app, but decides to make the most of it.
As wedding preparations continue, Maisie and Luke find themselves in close proximity, assisting with tasks like setting up lights and picking berries for pies. During this time, they learn about each other's families and pasts. Luke shares a poignant family tradition about bridge proposals, while Maisie's family reveals embarrassing childhood stories. Luke proves himself helpful and even thoughtful, getting Maisie a rare bluebonnet flower, which is part of a Jacobs family wedding tradition. He also shows a softer side, assisting Ali and Henry with their wedding decor and even helping Maisie's father with chores.
During the rehearsal dinner, Peter confesses to Luke that he has met 'the one' at the wedding, and Luke, in turn, finds himself developing feelings for Maisie. As the family discusses their beliefs about love, commitment, and soulmates, Luke and Maisie share a moment of vulnerability, with Luke admitting that he would know 'the one' if he couldn't stop thinking about her when they were apart. Maisie's sister Ali, overhearing their conversation, and spurred on by Luke’s seemingly cynical advice about love, begins to question her own relationship, causing tension between the sisters.
Maisie and Luke connect under the stars as Maisie struggles to write her Maid of Honor speech. Luke reveals his secret passion for poetry and shares a heartfelt poem, 'Sunrise,' which Maisie finds deeply moving. Maisie’s mother also confides in her daughter about her own initially unconventional relationship with Maisie’s father, encouraging Maisie to find happiness in her own way. The next morning, Maisie overhears a conversation between Luke and Peter that further clarifies Luke's growing feelings for her.