Young Keiko finds a dead bird and suggests grilling it as yakitori, leaving her mother speechless.

Keiko hits a fighting classmate with a spade to stop the brawl, shocking her teachers.

Keiko sees the unopened Smile Mart near her university and decides to apply for a job.

Smile Mart opens its first day with fully stocked shelves, and Keiko delivers her first real welcome to customers.

Keiko greets the store's first customer, receives praise from her manager, and feels reborn as a normal person.

New employee Shiraha arrives, slacks off on his first shift, and dismisses the training manual as poorly organized.

Shiraha is fired after stalking a female customer and copying down her phone number without permission.

Keiko finds Shiraha lurking in the shadows outside the store and leads him to a family restaurant.

Keiko proposes that she and Shiraha live together as a fake couple to silence questions about their unconventional lives.

Keiko calls her sister to announce that a man has moved into her apartment.

Keiko's coworkers start gossiping about Shiraha instead of focusing on an important chicken skewer promotion.

Keiko's sister visits the apartment, lectures Shiraha, and breaks down crying over Keiko's way of living.

Keiko gives two weeks' notice at Smile Mart and receives chopsticks as a farewell gift on her final day.

Keiko enters a convenience store before her job interview and instinctively begins rearranging its displays.

Keiko tells Shiraha she is a convenience store animal, cancels her job interview, and sends him away.

Keiko Furukura grows up feeling different from everyone around her, struggling to understand ordinary social behavior. She finds her purpose when she begins working at Smile Mart, where rules and routines allow her to function as a normal person for the first time. When troubled new employee Shiraha is hired and fired, Keiko encounters him outside the store and proposes a fake-couple arrangement to deflect social pressure from both of them. The arrangement gradually unravels her carefully maintained double life, forcing her to quit the job that had defined her for eighteen years. After a depressive period without the store's structure, Keiko follows its voice into an unfamiliar convenience store and reclaims her identity. She sends Shiraha away, cancels her job interview, and commits fully to returning to convenience store work.

Keiko's life at Smile Mart and the disruption that leads her back to it.

Keiko tries to undress her crying teacher after seeing a similar trick silence a woman on television.

During Smile Mart training, Keiko notes it is the first time anyone taught her normal speech and facial expressions.

Keiko studies Mrs. Izumi's fashion blogs and deliberately copies her clothing choices and speech patterns.

Keiko visits Miho's friend group, and Yukari remarks that Keiko's way of speaking has changed since they last met.

Shiraha mutters during the morning staff chant that the store functions just like a religion.

Manager #8 catches Shiraha using his phone on the store cameras, and Shiraha accuses Keiko of spying on him.

An old woman with a walking stick tells Keiko nothing ever changes in the store, shortly after Shiraha's dismissal.

Keiko's mother calls and asks her to visit, but Keiko declines, citing the need to stay rested for work.

At Miho's barbecue, two husbands interrogate Keiko about why she is still unmarried and working a part-time job.

Keiko stops at the store on her way home from the barbecue and volunteers to take an extra shift.

Keiko tells Miho's friend group that a man has moved in with her, and everyone reacts with celebration.

Shiraha moves all his belongings into Keiko's bathroom, forcing both of them to use a public coin-operated shower.

Shiraha's sister-in-law arrives at Keiko's apartment to confront Shiraha about unpaid rent and his debts.

After quitting, Keiko loses her sense of time and begins sleeping inside a closet for weeks at a time.

Shiraha's sister-in-law calls on Shiraha's forgotten phone and tells Keiko that neither of them should have a child.

Keiko's life is built from careful observation and mimicry, from childhood attempts to copy television behavior to deliberately adopting her coworkers' speech and fashion. Friends and family notice these changes without understanding them, while Keiko herself tracks the quiet evolution of everyone around her. Shiraha's arrival at Smile Mart introduces a disruptive presence, and his dismissal leaves the store feeling slightly altered but outwardly intact. Social obligations — barbecues, phone calls, friend gatherings — force Keiko to perform normalcy, while the store remains her only reliable refuge. Shiraha's gradual takeover of her living space and his sister-in-law's unexpected visit reveal the full chaos of the arrangement Keiko created. Even after quitting and retreating into depression, she cannot escape the pull of convenience store life.

The everyday moments that shape Keiko's world inside and outside the store.

Keiko realizes as a child that she must mimic others or follow instructions to avoid upsetting the people around her.

Keiko watches her fellow trainees slowly transform from ordinary people into convenience store workers by following a checklist on the wall.

Keiko reflects that she has worked at Smile Mart for eighteen years and that no other original employee remains.

Keiko wonders whether her friends are complimenting the real her or only the borrowed mannerisms she wears like a costume.

Shiraha reveals to Keiko that his reason for working at the store was to find a woman to marry.

Keiko looks into Shiraha's eyes and sees casual prejudice rather than deep hatred, recognizing him as someone like herself.

Keiko studies her aging face in a mirror and worries she may eventually grow too old to keep working at the store.

Keiko watches spittle from Yukari's husband land on the barbecue meat as he judges her life choices.

Keiko counts that she has been asked about marriage fourteen times in two weeks and admits she wants any kind of change.

Keiko wishes her sister had simply given her clear, specific instructions for how to be a normal person from the start.

Shiraha lies convincingly to Keiko's sister about an ex-girlfriend, and Keiko realizes her sister prefers her unhappy but normal.

Staring at Shiraha and her sister with pudding in hand, Keiko decides she will quit her job at Smile Mart.

Keiko steps onto her moldy balcony at three in the morning and realizes she no longer understands why anyone needs to sleep.

An employee compliments Keiko's rearranged display in the unfamiliar store, and Keiko feels the store's voice flowing through her again.

Keiko looks at her own reflection in the convenience store window and feels a sense of genuine purpose without any doubt.

From childhood, Keiko understands she is different and resolves to mimic others rather than explain herself, treating social behavior as a set of instructions she can learn. The convenience store becomes the first place that teaches her how to perform normalcy, and she comes to experience her work there as a calling. Shiraha's presence at Smile Mart forces Keiko to see herself from the outside, recognizing both his similarities to her and his capacity to manipulate social convention when it suits him. A series of quiet realizations — about mounting marriage pressure, her sister's true priorities, and the fraudulent nature of social performance — push Keiko to quit the store that anchors her. Stripped of the store's structure, she loses herself entirely until entering another convenience store reignites something in her cells. In her own reflection in the store window, she finally sees herself clearly and without apology.