Before the accident by someone who had some power to make them into an invisible person and later Haruki had to apologize bow toward Yakubo just only him who apologized to her.
Haruki: I'm sorry Yakubo it's all my fault please forgive me
Yakubo: it's okay I know it was you but why did you invisible and went inside the dance practice room
Haruki: I can't explain to you but I wish I want to tell you but I can't I'm sorry
Karuki went back to the dance practice room and see that we have his brother bowing at Yakubo Mio who had a bit of an incident earlier today.
Karuki: what the hell is going on here, nii-san!!
Haruki: it is all your fault make me injure Yakubo Mio *punch*
Kaki: senpai are you okay?
Later Haruki turns himself into another person who had to unlock other power into a completely different person from himself.
Haruki: I don't want to talk to you anymore let go back home Haruyo
Haruyo: okay nii-chan sorry Karuki and see you
Yakubo: wait...don't go and leave us alone with Karuki Senpai
Once Haruki and Haruyo had left the dance practice and Haruyo had gone back to the Nogizaka studio and she went back to come and see us but she had returned alone at the here by herself.
Karuki: huh...Haruyo where is Nii-san?
Haruyo: I don't know where he went too.
Haruki: damn you nii-chan!! *appear*
Suddenly, Karuki with everyone who is who was looking at Haruki with fear and scared by his face were looking at Karuki with some kind of madness acting of himself.
Karuki: nii-san please stop this you scaring other member
Haruki: nii-chan you had no idea what you did to me right!!
Ichinose: wait...please stop fighting and you two are twin idol brother right
Without any sound coming from Ichinose Miku and Haruki later both of them collapse on the ground while Ogawa Aya is rushed over to her fainted body same as Haruyo had rushed to her brother's body too.
Haruyo: nii-chan please wake up please don't leave me alone
Ogawa: Miku-chan please don't leave me and another member alone
Seika: what's wrong with everyone today?
Haruki and Ichinose had waking up from their faint and everyone had seen that they are fine but not Seika he did something possibly good to Haruki's power that he could exchange for his power to him.
Haruki: wait...what did you do to my invisible power Major
Seika: that is not good for you to use so I did change it into something useful
Haruki: what it is?
Later Seika fainted a bit but Nagi and Kubo caught her brother in time and he are looking so tired of being absorbed by Haruki's power into his body.
Seika: thank you both you
Kubo: oniichan please rest well I'm worried about your health
Nagi: yes what did Kubo-san have said there senpai
Meanwhile, Seika had to rest at the studio where they had brought some of the sofas to them or the guest can sit down to wait for the member to go somewhere else Seika's head leaning against Nagi's shoulder while Seika's hand are held Kubo hand same with Nagi as well by touching his left hand.
Ogawa: Miku-chan are you okay?
Ichinose: wait...who are you? and how did you know my name?
Ogawa: you are Ichinose Miku and you are Nogizaka46 idol member did you lose your memory
Later Seika suddenly had shouting at the studio lobby where he was sitting on the sofa and he was saying to Ogawa Aya that Ichinose Miku was joking around with her.
Seika: Ogawa...Ichinose is playing with you as a joke right, Miku-san!!
Ichinose: tsk!! I'm going out don't follow me around let go Teresa
Ogawa: wait...why did you bring Teresa out for a walk but not me Ichinose
Later Ichinose changed into a badass girl who are wearing a black colour outfit and Teresa dragged her arm while Ogawa want to know what did happen between Seika and Ichinose and they had collapsed on the ground before the accident had happened with them.
Teresa: Ichinose that was rude why did reject Ogawa's answer
Ichinose: if you want to stay here just stay here okay
Nagi: Ichinose...you are not yourself anymore are you?
Out of the blue, Ichinose Miku stopped while she had to turn around to face everyone who are here watching her her face become so badass as herself who are crossing her arm and Ogawa are grab both of her collars and shouted at her.
Ogawa: bring Ichinose Miku back
Ichinose: she had already gone
Nagi: Ichinose you are an idiot *slap*
When Inoue Nagi had to slap Ichinose cheek and later she had gone a step back from them and her vision felt so dizzy all of a sudden and she vomited some of a bit of her blood out from her mouth while Ogawa Aya and Nagi had to see her cough blood.
Nagi: Ichinose I'm sorry I didn't mean to do that to you
Ogawa: Ichinose...are you back inside your own body
Ichinose: Aya-chan...*fainted*
Ichinose Miku had fainted on the ground while Ogawa and Nagi had rushed toward her body one of the members are check her pulse and she was telling them that Ichinose Miku had passed away from something unknown death of hers.
Nagi: did Ichinose okay, Renka?
Renka: Ichinose...Ichinose...had passed away I'm sorry Ogawa
Ogawa: no...!! Ichinose Miku!!
Before Ichinose Miku passed away from unknown death that hit her heart Seika had to help her bring her back alive but Kubo want to let him do it.
Kubo: oniichan please be careful
Seika: of course, I will be more careful
Ogawa: senpai please bring back Ichinose Miku
Suddenly, Seika tried his best to revive Ichinose Miku's body and out of a sudden, Ichinose opened her eye and she woke from the close call of her death.
Ogawa: Ichinose Miku!! *hug*
Ichinose: wait what happened here? and why did I cover in blood
Seika: you had close death there Ichinose
Nagi had hugging Seika with her worried hug on his shirt same as Kubo who had been worried about his health and life condition.