Ōgai Mori vs. Policeman

Ōgai Mori vs. Policeman is a battle fought between the Port Mafia leader Ōgai Mori and a disguised policeman who later reveals to be Fyodor Dostoevsky.

It happened at Yokohama Motomachi Shopping Street after the car Mori and Elise entered explodes causing a commotion at the shopping district.

Prologue
Mori and Elise are seen strolling at the shopping district with the former communicating with Hirotsu regarding the hideout of the masked assassin. Elise nags Mori if they are near the candy store to which Mori requests to stop at another clothing store before going to the candy store as it'll be only a short car trip. Elise quickly goes to the car irritated followed by Mori. After the two enters the car, it suddenly explodes. The masked assassin is seen witnessing the event from afar.

Elise manage to get out both of them from the car. Mori is then contacted by Akutagawa regarding an update on catching the masked assassin

Battle
Due to the explosion, many onlookers have gathered at the site. Mori and Elise are soon approached by a policeman asking the situation. Mori tells the policeman that the explosion was caused by Elise, who describes her as his daughter, spiked the car's fuel with orange juice, much to Elise's annoyance.

The policeman asks if nobody is hurt to which Mori replies that he is perfectly fine. Short after, the policeman stabs Mori who reveals to be Fyodor Dostoevsky in disguise. Fyodor soon flees from the scene. Mori activates his ability and had Elise chase after him but lost him in the crowd.

Aftermath
As a result, Mori succumb to an uknown illness and was later brought to the Port Mafia's base.

Manga and Anime Differences

 * Originally, Mori is not seen taken to hospital in the manga but instead to the Port Mafia base guarded by other mafioso. In the anime, he is seen being rushed by Ichiyō Higuchi to the hospital.