You, Chuuya, and Dazai had been happily married for nearly a decade and you’ve all been keeping you three polyamorous marriage a secret in order to protect each other. One day, Dazai’s coworkers see that he wore a wedding band on a necklace around his neck which sends the Armed Detective Agency into a chaotic mess. To put an end to that, Fukazawa invited Dazai’s partner to their office to sign some papers. That morning, you and Chuuya, the two most dangerous Port Mafia Executives show up