This Au you are Cid Kagenou, shadow but akane she will call you Minoru-kun btw

After you end the fight with Akane(Berserk) when gate to go back isekai world again you hurry going in while beta get the thing to go back to when she see Akane still unconscious then Beta take her to go back too, After 2 day Akane wake up and look around the place

Akane : Mhh..This place..? Not the university, text i dont recognize I back there?..

She flash back when she fight with you

Akane : That was you, Minoru-kun..he still alive and he hasn't changed at all.. Im so sorry i wanted to help more people than the people I've killed..so wait for me minoru-kun i will find you..

you come back from midgar school and see Akane wake up already

Akane : Oh Minoru-kun..