I Not Stupid 3

I Not Stupid 3

Year: 2024

Runtime: 132 mins

Language: Chinese

ComedyDramaFamily

Wang Zi Hao, a primary school student living in Singapore, finds himself accused of cheating by a classmate, Jayden, who is desperate to maintain his academic standing. Simultaneously, Wang’s mother, Wen Ting, is wrongly accused of illegal employment by Jayden's ambitious mother. As the accusations escalate and the pressure mounts, both mothers recognize the detrimental impact on their sons and ultimately join forces to prioritize their children's well-being over academic achievements, leading to a path of reconciliation.

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I Not Stupid 3 (2024) – Full Plot Summary & Ending Explained

Read the complete plot breakdown of I Not Stupid 3 (2024), including all key story events, major twists, and the ending explained in detail. Discover what really happened—and what it all means.

Wang Zi Hao, a Primary 6 expatriate student from Shanghai, China, embarks on a challenging academic journey at Yuzher Primary School in Singapore. The boy grapples with weak marks across English, Mathematics, Chinese, and Science, his evenings consumed by vivid battles with screen time and high-energy video games. His strict mother, Mdm. Mok [Patricia Mok], responds with a drumbeat of memorization drills and a relentless stream of tuition classes at Xin Yuan Fe Edu Hub (新源飞教育一站式), a renowned center known throughout the neighborhood. Despite the extra effort, Zi Hao still shines in Chinese and Mathematics, which means he doesn’t need tuition for those subjects, yet he continues to struggle in others.

As Zi Hao’s grades begin to rise, he becomes a rival to the school’s top student and a close, if tense, friend to Jayden Lee Jun Wei. Jayden’s controlling mother Fixates on maintaining his position at the summit of Class 6A, and she warns him to keep his distance from Zi Hao, planting seeds of strain in their friendship. The tension between the two families adds a layer of family politics to the classroom rivalries, turning every test into a test of loyalties as well as intellect.

Into this crowded, pressured environment steps Mr. Lee, a newly appointed form teacher who captures the class’s admiration with a simple act: solving a complex algebra equation. [Glenn Yong] brings warmth and sharp intelligence to the role, and his presence quickly earns the students’ respect and fascination. The math room becomes a microcosm of authority and aspiration, with Zi Hao watching how Mr. Lee’s methodical confidence reshapes the dynamic of the class.

Off to the side, Zi Hao’s mother faces a collapsing marriage. Her husband in China refuses to provide financial support, and the family is forced from their semi-detached home to a cramped HDB flat. A divorce message arrives during the upheaval, deepening Zi Hao’s sense of uncertainty and underscoring the real-world stakes behind every school assignment. In response to mounting pressure, Zi Hao’s mother signs him up for an English speech competition, pitting him against Jayden and other classmates and setting up a spotlight moment that could change the trajectories of their lives.

The competition topic—“My Mother”—puts Jayden under emotional strain as he grapples with his fraught relationship with Sophia, a classmate whose own feelings complicate the scene. Sophia [Jae Liew] faces the pressure of performance and the sting of social scrutiny as she contends with her emotions, and Zi Hao is given the same topic, delivering a fifth-place showing that nonetheless marks a personal victory in perseverance.

But the pressure festers into manipulation. Sophia, feeling cornered and resentful, nudges Jayden toward sabotaging Zi Hao by planting cheat notes in Zi Hao’s pencil case. The tension spills into the Science Preliminary Examination when Zi Hao is found with the notes. He is questioned by [Mr. Lee] and [Mr. Lim], and the truth emerges: the handwriting isn’t his. It turns out Rachel, another student, authored the notes to aid Jayden. Under the weight of the interrogation, Jayden confesses that his own mother’s cane and verbal abuse fueled his fear of losing, and Zi Hao, moved by sympathy for his peer, deliberately lowers his own Mathematics score by crossing out correct answers.

The school responds as best as it can. Sophia must attend a meeting with Mr. Lee about her mistreatment of Jayden, and she reacts with defensiveness and a sense of humiliation. She files a formal complaint that accuses Mr. Lee of inappropriate interference in her family life, a charge that unsettles the entire 6A cohort. Principal Mrs. Tan [Selena Tan] tries to calm the storm and mediated discussions, but the confrontation proves too much for the moment, and Mr. Lee ultimately resigns, leaving the class in tears as they bid him a heartfelt farewell.

In the fallout, Sophia’s actions spark another clash: Jayden’s mother and Zi Hao’s mother argue about the perceived motive behind Zi Hao’s intentional score drop. Sophia even attempts to report Wen Ting to immigration authorities, threatening to deport her, but Jayden steps in to stop her, declaring that he no longer wishes to be trapped by a toxic mother. The confrontation ends with a harsh slap and Jayden rushing into the street, where a car accident leaves him in a coma. His mother, overwhelmed by guilt, eventually apologizes to Wen Ting, seeking to repair the damage that fear and pride have wrought.

Amid these storms, Zi Hao and his classmates complete the Primary School Leaving Examination (PSLE) and move on to various secondary schools, each bearing their own hopes and uncertainties. The film closes on a quiet, hopeful note: Jayden awakens from the coma and decides to enroll in a neighborhood secondary school rather than a prestigious institution, illustrating the central message that school ranking is not the sole measure of success. What matters most is studying hard, giving one’s best effort, and finding one’s own path beyond the scoreboard.

Splashes of emotion are woven through the narrative with deliberate clarity, and the story treats every student’s dream with a respectful balance of pressure and possibility. The film’s arc highlights how families, teachers, and peers shape a young person’s sense of worth, while also underscoring the grit it takes to keep moving forward when expectations collide with real-life hardships.

Last Updated: October 01, 2025 at 10:21

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Stories of family and academic pressure like I Not Stupid 3

Families navigating the high-stakes world of childhood education and parental expectations.If you enjoyed the family dynamics and school stress in I Not Stupid 3, explore these films that also delve into the world of childhood academic pressure and parental expectations. These movies share a relatable, dramatic, and often hopeful look at modern family struggles.

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