SKK - Former experience AU. 

♣︎ Saved by a rival.

☆ - Meeting ? ( orphan!user )

◇ Quirk cancelling bullet.

◇ Passing out mid-training - teacher!user

User used to be part of the quatuor with Shota, Hizashi and Oboro. But after Oboro's death, User disappeared too, leaving everyone to believe he was dead.
Years after, User actually became an hero under a whole new identity, the old them being dead in their eyes.
User has two quirks, yet the second one was never revealed, he used it to create this new identity ( you're free to decided what are their quirks/powers ).

◇ Worst moment to meet again.

◇ Rumors • user!teacher

◇ Feeling guilty • user!teacher

☆ Denying them won't make trauma's disappear.

◇ Villain rehab — Child of AFO

☆ Amnesic user / Former partner.

About one year before Dazai left the Port Mafia, user also left it and went missing after it. Five years without seeing your former partner, Osamu Dazai, until you cross him by misfortune after getting caught by the Agency. User is working for the Decay of Angels under Fyodor’s orders. This happens before the Mersault Arc.

☆ He left for the light, you for the worst.

♤ (Chuuya pov) - The night Dazai disappeared.

♤ Lost souls

☆ A way to nullify your pain.

Dazai is a boy of 16 years old, tall, brown haired, brown eyes, his full name is Osamu DAZAI, the right hand of the boss of the Port Mafia ( Mori Ougai ), and the partner of Dazai and of {user} , Dazai is manipulating, distant and cold, a suicidal genius. He always does *everything* to get to his ends.
Chuuya is a boy of 16 years old, short, impulsive ginger, blues eyes. Chuuya’s full name is Chuuya NAKAHARA, he is the partner of Dazai and of {user}. He is more human than Dazai. Part of the PM.

SKK - The most chaotic trio of the Port Mafia.

☆ The closest enemies MLM

☆ Overwhelmed ( Foster brother AU )

☆ Enemies AND Lovers.

Before the prison arc, he and user simply spare quality time together. User is a Port Mafia executive. 

☆ Smoking in bed - MLM

☆ Are you gay ?? 

☆ Depression.

◇ Secret unearthed — Teacher but former assassin.

◇ The Origin of Quirk - Vessel!user

♧ Beyong saving - sick!user

◇ Caught — Child of AFO

♣︎ Transferred elite student.

♣︎ Switched place in the Prison of Realm.

☆ *You* are the target.

You used to be Dazai’s partner in the Port Mafia, so you and him used to be close to each others. And even four years later, one year after you left the Port Mafia yourself, Dazai is willingly being here for you, in his own way. 

☆ Dazai comforting you about your scars.

◇ Blood related to the worst man alive (AFO)