Chiaki Yoshino, a TV producer, and Wahei Nagakura, a local ward office worker in Kamakura, meet for the first time, beginning the story of their evolving relationship. Their initial encounters are marked by a mix of curiosity and subtle attraction, setting the stage for a romantic home comedy filled with humor and emotional moments.

As Chiaki and Wahei spend more time together, their connection deepens through various shared experiences around Kamakura. They navigate the complexities of their personal and professional lives, gradually moving from acquaintances to close companions. Their interactions are often punctuated by moments of laughter, misunderstandings, and growing affection.

Chiaki undergoes a thorough medical examination, after which Dr. Naruse invites her to dinner. During this meal, Dr. Naruse apologizes for his previous awkward behavior, indicating a subplot involving his feelings or relationship with Chiaki. Meanwhile, Wahei continues his routine of picking up litter on the beach, where Erina Nagakura, a young woman connected to Wahei's family, repeatedly encounters Yuto, a young man who also notices Wahei at a restaurant, hinting at intertwining family and romantic dynamics.

One night, a security alarm blares, prompting Wahei to rush into Chiaki's bedroom, where he discovers an unexpected situation that adds tension and complexity to their relationship. Following this, Chiaki and Wahei return from a family visit only to be confronted with a shocking sight at home, which challenges their trust and forces them to confront difficult truths.

As the story progresses, each character faces pivotal moments of self-discovery and decision-making. Shinpei undergoes medical testing, the results of which carry significant implications for his future. Wahei contemplates running for mayor of Kamakura, a decision he initially hesitates to make but ultimately commits to, signaling a major turning point in his life and the narrative.

At a shrine, Wahei and Mizutani share a moment of reflection, both questioning how their lives have reached this point, underscoring themes of fate and personal choice. The story also revisits the past, revealing that Wahei proposed to Chiaki 11 years earlier, a revelation that adds depth to their current relationship and emotional stakes.

In the final episode, Chiaki retires from her long-standing career at the TV station and decides to start a drama production company, marking a new chapter in her life. Wahei runs for mayor but loses the election; however, the new mayor appoints him as deputy mayor, allowing him to continue serving the community. Chiaki and Wahei discuss their past and future, including the marriage proposal from years ago, solidifying their commitment to each other.

The series concludes with a hopeful message displayed on screen: "Someday... in Kamakura," suggesting the possibility of future stories and continued lives for the characters. The final scenes emphasize the enduring bonds of love, family, and community that have developed throughout the series.

The ending of "Second to Last Love 3," Season 1 (2025), concludes with Chiaki and Wahei deepening their relationship through a heartfelt promise to live together someday when Chiaki overcomes her fears, while Ritsuko gracefully ends her unrequited love for Wahei, choosing friendship instead.

In the final episode, the narrative unfolds with Ritsuko Hayata approaching Wahei Nagakura to confess her feelings. She asks Wahei to "let me have my heart broken," acknowledging her love for him but also her understanding that it cannot be reciprocated. She requests Wahei to say "I'm sorry" as a way to formally end her romantic hopes, and when he complies, she laughs cheerfully, signaling her acceptance and desire to remain friends. This scene highlights Ritsuko's emotional maturity and closure in her personal journey.

Following this, the focus shifts to Chiaki Yoshino and Wahei Nagakura. Chiaki reflects on a past moment when Wahei proposed to her, expressing her love but also her fear of potential heartbreak. Wahei empathizes with her feelings and reassures her of his commitment. He then asks Chiaki if she would like to make a promise: that one day, when her heart is ready and her fears have faded, they will live together. He paints a tender image of waking up beside her without makeup, symbolizing intimacy and trust. Chiaki blushes and agrees, marking a significant step forward in their relationship.

The episode closes on this intimate and hopeful note, with Chiaki and Wahei's promise symbolizing a future built on love, patience, and mutual understanding. Ritsuko's acceptance of unrequited love and Chiaki's cautious but genuine commitment to Wahei encapsulate the themes of mature love and emotional growth that the series has explored.

Regarding the fate of the main characters at the story's end:

• Chiaki Yoshino embraces the possibility of a future with Wahei, overcoming her fears and opening her heart to a deeper relationship.
• Wahei Nagakura remains steadfast and supportive, willing to wait for Chiaki's readiness and committed to their shared future.
• Ritsuko Hayata finds closure by ending her unrequited love for Wahei, choosing friendship and emotional self-care.

This ending scene-by-scene:

1. Ritsuko's Confession and Closure: Ritsuko approaches Wahei with a calm but earnest demeanor, asking him to "break her heart" to end her unreciprocated feelings. Wahei is initially confused but follows her request, saying "I'm sorry," which prompts Ritsuko to laugh and thank him. This moment is tender and bittersweet, showing Ritsuko's acceptance and maturity.

2. Chiaki's Reflection and Fear: Chiaki recalls a previous proposal from Wahei, expressing her love but also her fear of breaking up. This internal conflict is voiced openly, revealing her vulnerability.

3. Wahei's Reassurance and Promise: Wahei responds with empathy, expressing his desire to stay by Chiaki's side. He proposes a promise to live together someday when Chiaki's fears subside, describing a simple, intimate life together.

4. Chiaki's Acceptance: Blushing and slightly surprised, Chiaki agrees to the promise, signaling a hopeful and loving future.

The final scenes emphasize emotional honesty, the complexity of adult relationships, and the importance of patience and understanding in love. The characters' journeys conclude with a balance of hope and realism, reflecting the series' romantic home comedy tone set in Kamakura.

The TV show "Second to Last Love 3," Season 1 (2025), does not have any publicly documented post-credit scene. Available information about the series focuses on its romantic comedy storyline set in Kamakura, following Chiaki and Wahei as they approach their 60s, but there is no mention of a post-credit or mid-credit scene in official descriptions or reviews.

None of the search results or official program catalogs indicate the presence of a post-credit scene for this specific season and show. Therefore, it can be concluded that "Second to Last Love 3," Season 1, does not include a post-credit scene.

In episode 6, the security alarm blares, prompting Wahei to rush into Chiaki's bedroom, where he discovers something unexpected, though the specific details of what he sees are not explicitly described in the summary.

Eleven years prior, Wahei proposed to Chiaki, who expressed both love and fear of breaking up. In the final episode, they revisit this moment, with Wahei asking to make a promise to live together when Chiaki's fear fades, leading to a heartfelt and emotional exchange that highlights their deep bond and mutual understanding.

In episode 4, after Chiaki passes a thorough medical examination, Dr. Naruse invites her to dinner and apologizes for his earlier awkward behavior, indicating a developing or complex relationship between them.

Yuto Kimura is a young man who repeatedly encounters Erina Nagakura while she is picking up litter on the beach. He also notices Wahei at a restaurant he frequents, suggesting intertwined relationships or future plot developments involving these characters.

In episode 9, Wahei is on his way to meet the Mayor of Kamakura to reveal whether he will run in the mayoral election or withdraw, marking a pivotal moment that influences his personal and professional trajectory within the story.

The TV show "Second to Last Love 3," Season 1 (2025), is a romantic comedy centered on mature adult relationships, family ties, and emotional journeys, with a tone that balances humor, tenderness, and some emotional depth. It is generally suitable for adult audiences but may not be fully family-friendly for young children or very sensitive viewers.

Potentially objectionable or upsetting aspects include:

• Themes of mature romance and complex adult relationships, which may involve emotional conflicts and nuanced feelings not suitable for children.
• Some scenes may touch on family issues, aging, and social pressures that could be emotionally heavy or sensitive.
• Mild language or cultural expressions related to aging and social expectations might be present.
• Occasional moments of emotional tension or sadness, as the story involves life changes approaching retirement and reflections on past relationships.

There is no indication of explicit violence, strong sexual content, or graphic material, but the show's focus on adult life and relationships suggests it is best suited for viewers aged 15 and older or mature teens and adults who can appreciate nuanced emotional storytelling without plot spoilers.