Kang Jeong-suk was a middle-aged wife and mother who suddenly disappeared in 2002. The police believed she had left of her own free will, but her husband, Song Hyeon-seo, did not accept this explanation. It soon became clear that Kang was closer than anyone could have imagined.

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In the Japanese city of Suzuka lived a woman named Fujiko Yokoyama. She was 45 years old and married for the fifth time. Each of her husbands had been in his twenties, and the most recent one was a former classmate of her son. This final marriage, however, ended differently from the ones before.

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Shao Tong was only 19-year-old university student in the United States when her life ended tragically. Her boyfriend, Li Xiangnan, had just traveled to China, so the case soon became an intercontinental one.

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In November 1998, young journalist Noriko Tsujide left work late at night but never made it home. Her car was later found abandoned, with the driver’s seat positioned farther back than usual. Noriko herself had vanished without a trace, and even decades later, the mystery remains unsolved.

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Park Jung-hyun was a successful manga editor with a loving wife and four children. Unusually for Japan, he was on parental leave and appeared to be the ideal family man. Beneath the surface, however, things were not as perfect as they seemed.

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Li Yinglei was a Chinese-born mother who set out on a Mediterranean cruise with her family in 2017, but she never arrived at the ship’s final port. Her husband claimed that she left of her own free will, yet many pieces of evidence suggested otherwise.

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Kazuyoshi and Kazumi Miura were walking down a street in Los Angeles when a car stopped in front of them — and suddenly, shots were fired at them. Kazuyoshi escaped with minor injuries, but Kazumi eventually died from her wounds. This marked the beginning of a 27-year-long saga that ultimately left many questions unanswered.

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Daisuke Maruyama, a member of the Nagano prefectural assembly, was interviewed on television on the anniversary of his wife’s death. When he said he hoped the killer would be punished, he couldn’t suppress a brief chuckle. Did he himself know more about the perpetrator?

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21-year-old Satoru Kobayashi was waiting for the last train of the evening at JR Ikebukuro Station when an argument with a drunken fellow passenger led to tragic consequences. The indifference of other people on the platform also shocked many.

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Norio Nagayama was a Japanese serial killer who committed four murders in 1968 when he was only 19 years old. He claimed that poverty and the cruelty of society drove him to kill, but the court did not consider these as mitigating circumstances.

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A young woman fell from the 9th floor of an apartment building in Busan, South Korea. Was it suicide, an accident, or perhaps murder?

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A 23-year-old Japanese woman, Mariko Iguchi, went on a vacation to Taiwan but never returned. Her disappearance seemed to involve something supernatural — but the truth was eventually revealed.

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Kyoto Animation is a well-known and beloved animation studio both in Japan and internationally. However, in 2019 it became the target of a devastating attack when one of its studios was set on fire. The incident claimed 36 lives and left 33 injured, making it one of the deadliest mass murders in Japan since World War II.

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In 2020, in the U.S. college town of Auburn, a case that began with a dispute over a rented room escalated unexpectedly into murder. The people involved were Chinese residents living in the United States, which deeply shocked the local Chinese community.

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19-year-old Yuki Endo had an obsession: his beautiful 17-year-old classmate Misaki Inoue. This obsession ultimately led to a brutal crime and landed Endo on death row despite his young age.

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Chen Liren and Yu Xuanyi seemed like a happy married couple. Both worked as engineers at Google and lived together in Silicon Valley, California. However, things were not quite as they appeared, and their relationship ended tragically when Chen killed his wife.

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The wedding of 21-year-old Hitomi Masuyama was just three weeks away when she suddenly disappeared. Only her car was found, defaced with insults. It still remains a mystery what happened to Hitomi.

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In 2000, young manga artist Yōko Yoshida was found dead in her apartment in the Kōtō ward of Tokyo. Many questions still surround the case, and the police never uncovered the truth about what happened.

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46-year-old Tadayuki Hara was a hardened criminal who shared popular streams on social media about his prison and crime experiences. However, he met a grim end in 2023, and the police had their hands full investigating his potential killers.

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In South Korea’s Gyeonggi Province, a chilling case was uncovered in 2022 when a body was found in a young man’s home. The investigation revealed a web of lies, fraud, and murder, with the main suspect being a man who had presented himself as charming and charismatic.

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