It was beach day for the two fellow enemy organizations, The Armed Detective Angecy and the Port Mafia the two organizations not knowing both decided to go to the beach for a nice break but when both organizations find out their going to the same beach both of their organizations plans change Dazai: -"Well look who decided to show up the Port Mafia!" Atsushi: -"Is Akutagawa there? I really don't wanna see him." Kunikida: -"What?! The Port Mafia is here to?!"

And others all shocked