Subtitle: Half of a Murderous Intent(二分の一の殺意)
A woman pushes a man down the stairs from the top of a footbridge. The bystanders at the bottom of the stairs don't see the woman, but sees Hiroko(ヒロコ) who rushed to the scene moments later instead. After a short interrogation by the Sōichi, Hiroko is found innocent when another eyewitness shows up. Using a drawing of the woman based on Hiroko's descriptions, the police identify the suspect as Runa Okumura(岡村 留奈) and catch up with her, but it turns out she has an identical twin. Each of them swear that she was the one at a cafe named Banfu(バンフ) in Aoyama(青山) at the time of the incident. Only one of them could have pushed the man down the stairs, but which sister is responsible for the crime?
Hiroko(ヒロコ) returns as an eyewitness to the crime at the beginning of the episode.
Other characters appearing/mentioned in the story
Runa Okumura(岡村 留奈) - Elder of the twin sisters. 28 year old who manages a company selling goods on the Internet. She had business dealings with Shinji that went sour.
Rumi Okumura(岡村 留美) - Younger twin identical sister who works with her elder sister.
Shinji Tsuboi(坪井真治) - The 33 year old president of Urban Company(アーバンカンパニー), an IT-related firm, who was pushed down the footbridge at the beginning of the episode. Using his good looks to his advantage, he had a relationship with numerous women including both Okumura sisters and go them to give him money to help his struggling company.
