South Korean postman who broke into a woman's home by unlocking the door using her phone number

A postman in his 30s who entered a woman's home without her permission by guessing her front door PIN using her mobile phone number has been arrested by police.
Seoul Seobu Police Station reported that around 10:20 a.m. on the 21st, a 30-year-old delivery man at a post office in Seoul
It was announced on the 22nd that a case was filed against a man in his teens on suspicion of home invasion and an investigation was underway. A man locked the last four digits of the mobile phone number of a woman in her 20s whom he met while working as a delivery person at a post office in Seoul.
It was reported that he entered the woman's home without permission. The victim, who was at home at the time, chased him away and called the police. After that, the police voluntarily accompanied the man to investigate, and the man admitted to the charges.
I was told that. A police official explained, ``We are investigating a case of home invasion.''