For a wickedness of his mentor, Atsushi is forced to spend a month in the Port Mafia, in the care of the most dangerous and powerfull ability user, Nakahara Chuuya.

"Since how many days you haven't slept , chuuya ?" "That's none of your concerns, dazai!!"

Unknown to Dazai, Chuuya gave birth to a little girl when he left the mafia. The ginger haired male was clueless of what to do. thank goodness he has the support of his mentor and boss.