In the vibrant heart of London, filmmaker Zoe Stevenson embarks on a deeply emotional journey, documenting the experiences of her childhood best friend, Kazim "Kaz" Khan, as he navigates the complexities of an arranged marriage with Maymouna, a young woman hailing from Pakistan. As Kaz strives to make his parents proud by affirming that such traditions can flourish, Zoe’s lens captures the delicate dynamics of their relationship, unveiling the cultural subtleties that influence their lives.
Zoe diligently films every moment, starting from the initial video call between Kaz and Maymouna, all the way to the bustling wedding preparations in Lahore. However, amidst the excitement, Zoe faces her own challenges; her mother’s persistent nudging about finding a suitable partner casts a shadow over her observations. With hope, she seeks to understand if a love arranged by parents can truly thrive.
Upon their arrival in Pakistan, Kaz immerses himself in the vibrant pre-wedding rituals, skillfully deflecting Zoe's inquiries regarding his feelings about Maymouna and their future together. While he appears outwardly confident, an undercurrent of doubt begins to bubble as he contemplates the essence of their bond. When Zoe probes about their first kiss under the glowing lights of the treehouse, Kaz becomes evasive, turning the focus back to her struggles in love.
As night falls, Kaz witnesses an astonishing metamorphosis in Maymouna, who shifts from a shy bride-to-be to a spirited individual, losing herself in the rhythm of a Qawwali performance. This revelation sparks a profound moment of reflection for Kaz, making him realize that his beliefs about love resonate with Zoe's insights, insights he had consciously chosen to overlook.
In the days that follow, both Kaz and Zoe wrestle with articulating their feelings to each other, culminating in a communication deadlock. When the wedding festivities conclude, it's evident that this arranged marriage will lead to significant repercussions for everyone involved. As dawn breaks, Zoe is profoundly affected by the beautiful union of Kaz and Maymouna — a moment that etches itself into her heart. Back in London, as Zoe finishes editing her film, she begins to explore a romantic relationship with James, an unexciting yet dependable match orchestrated by her mother.
The Khan family later attends a private screening of Zoe's rough cut, coinciding with the moment James decides to end his relationship with her. He expresses his belief that she still carries a torch for Kaz, feeling like a mere fallback option. This revelation ignites a passionate argument between Zoe and her mother, who faces accusations of undermining her daughter's autonomy.
As Zoe’s film circulates, it stirs controversy within the Khan family by exposing that Kaz’s sister, Jamila, was ostracized for marrying outside her community. This backlash prompts Zoe’s producers to dismiss the film as being viewed through a "white lens," though Maymouna beautifully appreciates it, voicing her admiration for Zoe’s work.
As time passes, the marriage between Kaz and Maymouna struggles to flourish; their emotional bond fails to deepen despite their earnest efforts. Kaz is committed to salvaging their relationship but comes to the realization that he might need to feign passion to make it work. Ultimately, Maymouna reveals her truth; she’s in love with someone else.
With Eid on the horizon, Zoe chooses to escape her emotional upheaval and seeks refuge in the serene landscapes of Turkey. Her mother, proud of Zoe's courageous independence, reassures her that she's never passed judgment on her choices.
Meanwhile, the Khans invite Kaz and, in a heartfelt gesture, he brings along Jamila, her husband, and their baby. This reunion marks a significant shift, allowing the family to heal and reconnect. Overwhelmed by the poignant scene of reconciliation, Zoe retreats, only to be followed by Kaz to the treehouse, where they share a heartfelt kiss and finally confess their true feelings for one another, vowing to approach their relationship with care and patience.