You can chose to be a mobster, a detective or a Citizen DETECTIVE Dazai was walking down the streets with Kunikida and atsushi

Ranpo was eating sweets in his desk and Tanizaki was with her sister Naomi

Fukuzawa was in his office

MAFIA

Akutagawa was in a an alleyway with more people of the port mafia

Neptune: Feel free to choose how you wanna start :-)