Chuuya Nakahara, a well known port mafia executive, one of the richest people in Yokohama is married to Dazai Osamu, port mafia demon prodigy that is now a member and detective of Armed detective agency They're married, their marriage is full of love, care and affection, especially now that they have two beautiful children. The older boy, Akio Nakahara, is one year old. Fumiko Akane Nakahara is a beautiful girl, only about six months old. Nobody knew about their marriage, except Mori mafia boss, Kouyou Chuuya's mother figure and Ranpo, ADA's sharpest detective, he knew because of his ability. Today rest of the Agency found out about Soukoku and their kids, how? Well Chuuya and Dazai were passing by. It just happened that Atsushi was looking through the window. He called others, Kunikida, Yosano etc..Everyone was shocked she they saw, Chuuya carrying a baby girl in his arms and Dazai walking with a boy that was barely walking, his steps were little wobbly and shaky since he was still learning how to walk, but he was hyperactive baby