Active case
2010 Heung Wo Street Murder
Documents violence · domestic violence · crimes against children — written to inform, not to shock.

On the morning of July 22, 2010, a 15-year-old boy attacked his 42-year-old mother and 12-year-old sister with a knife inside their family apartment on Heung Wo Street in Tsuen Wan, Hong Kong. Both victims died as a result of the attack. The boy reportedly admitted to the killings, though the motive was not made clear in initial reporting.
Following the incident, the teenage suspect was charged with two counts of murder, an offense that carries a potential life imprisonment sentence under Hong Kong law. Because of the suspect's age at the time of the killings, the case prompted public discussion about juvenile culpability and mental health in the context of serious violent crime. Available sources do not document the specific outcome of the legal proceedings, including the final verdict or sentence handed down in the case.
The case drew significant public attention in Hong Kong due to the severity of the crime and the young age of the person responsible. It became part of broader public conversations about juvenile delinquency, mental health support, and family dynamics in the city. More than a decade later, the case gained renewed attention when it served as the basis for the 2024 Hong Kong film Papa, directed by Philip Yung and starring Sean Lau Ching-wan. The film centers on the emotional aftermath of the killings, focusing in particular on the grief experienced by the surviving father rather than dramatizing the crime itself. Papa was commercially successful, ranking as the ninth highest-grossing Hong Kong film of 2024, and was well received by critics, with particular praise directed at Sean Lau's performance. The film received 11 nominations at the 43rd Hong Kong Film Awards, and Lau went on to win a Hong Kong Film Award, a Hong Kong Film Critics Society Award, and an Asian Film Award for his role.
Limited English-language documentation is available regarding the subsequent criminal proceedings against the boy, including whether the case proceeded to trial, any findings regarding his mental state, or the ultimate legal disposition. This dossier reflects only what is documented in the cited sources and should be understood as an incomplete record pending further verified reporting on the case's judicial outcome.
Key facts
- Victims
- Unnamed 42-year-old mother, Unnamed 12-year-old sister
- Date
- 2024
- Location
- Heung Wo Street, Tsuen Wan, Hong Kong
- Case status
- unsolved
Case timeline
2010-07-22
A 15-year-old boy fatally stabbed his 42-year-old mother and 12-year-old sister in their apartment on Heung Wo Street, Tsuen Wan, Hong Kong.
2024
The film Papa, dramatizing the aftermath of the killings, was released and later received multiple award nominations, including at the 43rd Hong Kong Film Awards.
Best coverage
No approved coverage links are attached yet.
People
Unnamed 42-year-old mother
VICTIMFatally stabbed by her 15-year-old son in the family apartment on Heung Wo Street on July 22, 2010.
citation on file
Unnamed 12-year-old sister
VICTIMFatally stabbed by her 15-year-old brother in the family apartment on Heung Wo Street on July 22, 2010.
citation on file
Places
Common questions
- What happened to the victim?
- A 15-year-old boy fatally stabbed his mother and younger sister in their Tsuen Wan apartment on July 22, 2010, an attack that later inspired the 2024 film Papa.
- Where did the murder happen?
- Heung Wo Street, Tsuen Wan, Hong Kong.
- What is the current status of the case?
- Status: unsolved.
Sources
- 2010 Heung Wo Street Murderwikipedia · Wikipedia · 2026-07-07
- Contemporaneous coverage — translate.google.com (corroborating reference)wikipedia · translate.google.com · 2026-07-07
- Contemporaneous coverage — info.gov.hk (corroborating reference)news · info.gov.hk · 2026-07-07





