 In May 2018, the Appellate Court changed the decision and Penttilä was sentenced to 2 years and 6 months imprisonment, and to pay the victim a compensation of 4,000 euros.On April 13, 2018, Penttilä killed a prostitute in a Helsinki apartment.The victim was found on May 4 and Penttilä was arrested two days later in Helsinki, suspected of murder.