Just Say Yes

Alex takes credit for Lotte's pitch during a live broadcast, which publicly exposes his dishonesty and triggers their breakup. This moment reveals his character, he prioritized his own career advancement over Lotte's work and their relationship. The live setting amplifies the betrayal, making it impossible for Lotte to ignore or forgive privately.

Earlier in the film, Lotte mentions she has been hoping for a marriage proposal for years, hinting that Alex has always put his own needs ahead of hers.

After Lotte's successful hosting debut boosts ratings, Chris offers to help her win Alex back if she continues presenting for him. Lotte agrees because she sees it as an opportunity to salvage both her career and personal life, she still hopes to marry Alex despite his betrayal. The deal reflects her desperation to hold onto the relationship she has wanted for five years.

Lotte's longing for marriage and her romantic nature are established early, explaining why she would accept such a transactional arrangement.

Lotte gives Alex another chance because his career has declined significantly, his show gets canceled and he becomes desperate. Despite his earlier betrayal, she still harbors feelings for him and hopes their five-year relationship can be salvaged. Her decision also stems from feeling unsettled after her life upheaval and wanting stability.

Lotte's initial hope for a proposal throughout their five-year relationship shows she has always been emotionally invested in making things work with Alex.

Estelle, Lotte's sister and a successful influencer, becomes engaged to John, who is Lotte's boss at Regio Fun. While the exact meeting details aren't shown, Estelle swoops into Lotte's life, taking her boss and then her own intended wedding date, which creates tension between the sisters. John appears to be a successful, flashy match for Estelle's lifestyle.

Lotte mentions hoping for a proposal that never comes, while Estelle quickly lands both a man and a wedding, setting up the sisters' competing romantic trajectories.

Lotte discovers the night before the wedding that Alex is having an affair with her friend Kim. She also learns that Estelle already knows about the infidelity but kept silent. This double betrayal, her boyfriend and her sister both lying to her, triggers Lotte to confront Estelle publicly at the wedding, leading to its cancellation.

Earlier, Lotte feels uneasy about Estelle taking her boss and rushing into marriage, hinting at underlying resentment that escalates when the affair is revealed.

Yes, Estelle already suspects or knows about Alex's affair with Kim before the wedding, which is why she keeps silent when Lotte confronts her. The revelation that both her sister and her friend were deceiving her compounds Lotte's hurt and leads to the explosive confrontation that cancels the wedding.

Estelle's quiet demeanor and lack of surprise when the affair is revealed suggest she had known for some time.

Chris appears as a guest at the chaotic wedding and kisses Lotte, marking the culmination of their growing closeness throughout the film. Their relationship has been developing silently, through professional collaboration, the makeover, and shared moments, so the kiss represents the natural progression of their connection after Lotte's breakup with Alex.

Chris's deal to help Lotte win Alex back hints at deeper feelings, as he positions himself to be close to her despite facilitating her reunion with another man.

During a taping, the regular presenter Beau becomes unavailable at the last moment. Chris urges Lotte to step in as host, and she discovers she has a natural talent for presenting. Her successful debut boosts ratings significantly, leading Chris to offer her a ongoing presenting role as part of their deal.

Lotte's creative pitch for a breakthrough program shows she has ideas and vision, which translates naturally to on-screen presence.

Estelle's wedding is called off after Lotte publicly confronts her about knowing Alex's affair with Kim. The confrontation erupts at the wedding venue, causing chaos and forcing Estelle and John to cancel the ceremony. The sisters' argument reveals the accumulated resentment about Estelle stealing Lotte's boss and the betrayal of keeping the affair secret.

Lotte's discomfort with planning Estelle's wedding while dealing with her own broken relationship builds tension toward this breaking point.

After the initial wedding is called off due to the confrontation, Estelle and John ultimately proceed with their marriage. The film suggests that despite the chaos caused by the revelations, their relationship is genuine enough to recover. Estelle and Lotte reconcile, allowing the wedding to continue with a clearer understanding between the sisters.

Estelle's quick engagement to John indicated she was genuinely committed to him, not just competing with Lotte.

Lotte resents Estelle because her sister has effortlessly taken what Lotte wanted, a boss turned romantic partner and a quick engagement. Estelle becomes engaged to John, who is Lotte's boss, and announces her wedding shortly after Lotte's public breakup. The timing feels like Estelle is overshadowing Lotte's life, deepening her emotional turmoil.

Lotte's five-year wait for a proposal while Estelle quickly secures a husband establishes the competitive dynamic between the sisters.