The couple only stopped when a second naked man walked in and told them they were in the wrong flat, it is claimed. A naked man and woman burst into an year-old pensioner's home and started having sex in front of her, an MSP has claimed. The elderly woman was left horrified when the couple suddenly entered her flat through the unlocked door and began romping in her front room. The shocking lovemaking session only came to an end when a second naked man walked into the home and told the naked couple that they were going at it in the wrong flat. MSPs were told the embarrassed trio left and the pensioner was left stunned by the ordeal, the Daily Record reports.