After the accident at the Nogizaka studio where all of the members are worried about Iwamoto Renka who are trapped inside the most dangerous place which some a few metal light that was hanging on top of the stage light.
Seika: what is going on here?
Ito: please senpai help Renka she was trapped inside that room
Seika: wait...that room wasn't supposed to be the most dangerous room
Meanwhile, Seika was going inside and calling Renka's name while she was answering her Seika and he was getting inside the room while Nagi and Kubo are calling an ambulance if they are injured that badly.
Nagi: senpai please be careful and save Iwamoto's life
Kubo: oniichan please save Renka's life
Seika: of course, I will and please stay back from that room everyone
Before Seika was going inside the dangerous room where Renka had trapped inside the room and he teleport inside and see that Renka is lying down on the floor with her leg was have some bruising on her leg.
Seika: Renka can you stand up or walk out from here safely
Renka: I will try my best to walk out from here alive
Seika: okay Renka I will count to 3 and you go teleport out from here
Iwamoto Renka nodded to Seika and she can see that everyone was there and some of the ambulances are there as well but Seika looked so sad to left being from the dangerous room while he had to push her outside from the room just only him left behind to save Iwamoto Renka's life.
Ito: Renka are you hurt?
Renka: yes I got my leg hurt but where is Seika?
Nagi: senpai you idiot why did you need to sacrifice yourself
After a few more rounds of finding Seika's body and he had been killed in the action Kubo Shiori and Inoue Nagi can't accept that Seika had passed away from saving Iwamoto Renka's life in a most dangerous action of himself.
Haruki: where is Major?
Karuki: nii-san Major is pronounced dead in action
Haruki: no he can't be dead he just pretends right?
One year later before Seika left us behind his death and there have someone new is joining the Sakamichi Group he was the top of all Sakamichi Group and he was also the CEO of all 46 company buildings named after himself Sakamichi and he doesn't have any last name just Sakamichi.
Himura: I'm sorry for your loss Kubo and Nagi too
Nagi: I can't sleep or eat properly
Kubo: I do miss him that much
Out of the blue, Sakamichi had come inside the Nogizaka studio while Shitara and Himura let him in to have a nice day today but not Kubo or Nagi because they had lost her brother and boyfriend in action by saving Iwamoto Renka's life.
Michi: I'm sorry to hear that Seika had passed away he was my best friend from high school *bow*
Nagi: wait...huh? Michi what are you doing here at the Nogizaka studio?
Michi: did Himura didn't tell you that I was moving here and I am the new CEO of Sakamichi Group
Later the Nogizaka46 member idol is shocked by the news about the new CEO of the Sakamichi Group had come here to have a word with each of the gen members.
Himura: we are sorry and we didn't tell you that Michi was coming here to surprise you
Nagi: Michi come on let's start from the 5th gen member first
Michi: wait...why did you drag us inside the dressing room together with the 5th gen member Nagi
Later all of the 5th gen members are seeing that Inoue Nagi is known each other from somewhere else but not a few of the 5th gen members know him that well.
Teresa: Nagi why did you know him that well
Nagi: Michi can you tell Teresa why did I know you from beginning
Michi: sure of course well the story is starting like this...
Flashback went Sakamichi was going to the most private school in all-girl school and he was the first ever male new transfer student from Nogizaka High School he had to go to attend the class 1-C which was the same as Inoue Nagi's classroom and he was with Nagi become friends and suddenly, he becomes more than a friend but Michi had to return from his hometown from Singapore and a few years back while Inoue Nagi had debut become an idol as the Nogizaka46 5th gen member and he had become the Sakamichi Group CEO for his first time become as the CEO.
Michi: we'll Nagi is my close friend from High School
Ioki: wait...did you become a couple in your high school days
Nagi: huh...no we are not dating each other
Before Michi had talked with the 5th gen member but there has someone who dragged his shoulder with force and it was Iwamoto Renka who grabbed his arm and shoulder while the 5th gen member who is here looking at each of them.
Renka: wait...a minute here why did you come as the CEO of the Sakamichi Group
Michi: Renka you know why I become the CEO right?
Renka: wait...do I know you become the CEO of the Sakamichi Group
Later Michi went back to the living room there have 3rd and 2nd gen members who are there for something to get an announcement before he went back from his house that just at the Sakurazaka station building area.
Michi: we'll I'm glad that I came here but I want to give Kubo Shiori and Inoue Nagi something for both of you
Nagi: you want to give us something?
Kubo: did oniichan manage that you are his friend
Michi nodded and he had to give his last letter to each of them to read before Michi had to leave the Nogizaka studio while they read them and they had some of her tears fall down her eye same as Nagi was crying too.