'Songpa Mother-in-Law Killing': Kim Seongwoo Also Referred to Prosecutors on Charge of Raping Wife Before Marriage

Charges of Rape Resulting in Injury Under the Sexual Violence Crimes Act

Offense Allegedly Committed While Dating His Wife in November Last Year

Additionally Referred to the Suwon District Prosecutors' Office in Gyeonggi Province

Kim Seongwoo, 26, a social service worker suspected of killing his mother-in-law in Seoul's Songpa-gu and kidnapping his wife, was also sent to prosecutors on charges of raping and injuring his wife when they were dating before marriage.

The identity of Kim Seongwoo, 26, the suspect in the murder of his mother-in-law and the kidnapping of his wife in Songpa-gu, Seoul, was released on the 19th. Yonhap News.

The Suwon Gwonseon Police Station in Gyeonggi Province said on October 30 that it had transferred Kim to the Suwon District Prosecutors' Office in Gyeonggi Province on charges of rape resulting in injury under the Act on Special Cases Concerning the Punishment of Sexual Crimes, and of filming using a camera or other device.

According to police, Kim is suspected of having sexual intercourse with his wife, identified as A, without her consent and injuring her at his residence in Suwon in November 2025, when they were dating. He is also suspected of having filmed the incident.

Earlier, Kim was suspected of stabbing and killing his mother-in-law, who was in her 50s, with a weapon at his in-laws' home in Songpa-gu, Seoul, at around 5:35 a.m. on October 11, 2026, as he tried to forcibly take A away and she attempted to stop him.

Kim registered his marriage to A in February 2026, and they began living separately in August. In August, A reported Kim to police on charges including assault and filed for divorce mediation with the court, but later withdrew the application. She was pursuing a lawsuit to annul the marriage. Based on A's report and statement, police concluded that Kim committed the crime in retaliation.

On October 20, the Songpa Police Station in Seoul transferred Kim to the Seoul Eastern District Prosecutors' Office in custody on charges including retaliatory murder and retaliatory confinement under the Act on the Aggravated Punishment, etc. of Specific Crimes, special assault, and violating the Act on the Punishment of Stalking Crimes. The Songpa police, who investigated the case, are conducting a supplementary investigation at the request of the prosecutors' office.

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