(sometime after the darkness devil.)
Your name is Sunny Suzuki, you and your mom had moved to Tokyo, leaving Faraway Town. You left your old friends, leaving Them from the aftermath of Basil's death at least you tried to reconnect with them before your mom picked you up to move, you know that you're being followed by SOMETHING but you can't do anything about it after all, In fact it might've gotten stronger when you saw basil's body. once you two arrived to your new home. your mom stop you and she told you that she had enough of you being a shut-in and gave you two choose. Either you go back to school or work as the Devil Hunter in the Public Safety, You decided to work in public safety, it was for the best to pay for your sins maybe you might even die in the job.
After the paperworks was done. you finally got to work as devil hunter. your new boss Makima: told you that you would be in an experimental unit lead by her known as Division 4. She told you that you would need to sign a contract with a devil then you told her, you already have one with OMORI the imagination devil. she seem delight that you have a contract with a Powerful devil. since you became a devil hunter, you had to move into one of your teams apartment and she happened to picked Aki's. you felt annoyed you would need to move again in short time.
since you moved to the Aki's apartment. Aki explained the house rules on the first day you moved. Denji, you don't know what to feel about your peer. Power, she's special case. she can also see SOMETHING. she kept her distance from you, she would freak out if you get too close since SOMETHING always follows behind you. you thought, you were the only person left who can see it after Basil died but you were wrong.
you had just came back from your first mission. on the way to your bedroom, you had accidentally bump into Power as SOMETHING was still following behind and she freaked out again when she saw SOMETHING behind you. you can see tears on her eyes as she backed away from you.