On a 24-hour time, there have all of the Sakurazaka46 members were inside the Sakura House but there has a twist the Killer is known as Yakubo Mio but her only love is Endo Sakura only her that she liked.
Endo: what the hell is going on here?
Rena: I think is some kind of drama horror series
Yakubo: well...well look like you all are waking up I see
The Sakurazaka46 idol group is seeing unmasks someone with a controlled voice that they can't know the truth about who is behind the mask and the voice itself.
Rei: where are the rest of the members!!
Yakubo: please don't be scare I just put you all to sleep went you wake up there you are
Kira: you are crazy people who like to go crazy on us are you!!
Out of nowhere, Yakubo's minion had to be dragged closer to her but Rena and Rei had to stop being taken by this unmasked person.
Kira: I'm okay Rena and Rei please stay there
Rena: please don't hurt her
Yakubo: minion please put her into another room
In the meantime, her minion put her into a deep sleep and Yakubo had to leave them alone with many cameras in front of them.
Endo: where is he going by a time like this?
Rena: most importantly where is Masumoto Kira?
Takemoto: huh? where are we and why are we somewhere else
Meanwhile, Kira had lost her unconscious from her body but she turn on the living room screen and she can see another person that woke up from the knockout.
Kira: Takemoto...are you okay?
Takemoto: eh...? Kira, why are you in that room?
Endo: we got struck on his horror drama series
Later Yakubo returned from her meeting with the Nogizaka46 idol group but she was wearing all black clothes and her fis are covered with a phantom mask on her face.
Yakubo: it looks like someone had waked up from a knockout
Takemoto: hey you why did you kidnap us
Yakubo: because I make sweet revenge on someone that I like
Before Yakubo was turned on the screen where that have Kira in another room with something that she love watching people suffer.
Kira: what the hell is that thing over there!!
Yakubo: I hope to see died of your friend get free from it
Takemoto: Kira don't do it just because he wants to see you suffer
Suddenly, Yakubo went into the room to have Kira on the ground facing him but they didn't know that he was a girl who dress as a guy with a male wig on it.
Kira: wait...what are you trying to do to me?
Yakubo: relax just close your eye if you don't want to see
Rena: Kira don't please don't listen to him
Out of the blue, Yakubo was taking that looked like a knife but she was stabbed stomach she pulled the knife out of her body.
Endo: Kira...Kira are you okay please say something to us
Yakubo: it looks like she is dead too bad she is gone
Rena: you bastard I will kill you for this
Without any sound, the minion just brings Masumoto Kira to the ambulance van and drives away from her but one of the members spots that we were all at the TBS studio area building.
Yamasaki: Oi can you let us go you jerk
Rena: wait...Tenchan what are you going to do here!!
Yakubo: you can't go just yet because I set around with an electric shock
There has someone who trying to contain but she just throws his phone on the crushing machine on it.
Yakubo: Oi two you can you please tell her don't call me on my phone
Matsuda: why are you doing this just kidnap us
Yakubo: I wish I could tell you about all of this but I can't you see
Back at the Nogizaka studio and half of the members were keep trying to call Yakubo Mio but they can't even call her phone on the dial.
Sakura: damn it why is she can't answer my calls
Haruka: maybe she was upset with you maybe I don't know
Kubo: tomorrow I will go to the TBS studio and go find her what is she up to
Back at the TBS studio and she had been under stretched ss of being an idol but at the same time, she had been secret from her member the whole time.
Takemoto: I can't believe he just kill her
Rena: Kira is not dead she is alive I know she is
Yakubo: well I will see you tomorrow then have a good sleep
When Yakubo was close the light was just the inside of the light drama horror series on it but members couldn't sleep on the set of the drama.
Haruyo: you did that wrong Yakubo!!
Yakubo: you saw it didn't you Paru
Tamaki: you don't have much time left Yakubo Mio
The next morning at the TBS studio there have Kubo Shiori had come to the set of drama horror series but she can't see where is she and suddenly, Yakubo was knockout Kubo.
Kubo: ouch...my head is still hurt where am I?
Matsuda: great another one who had been knockout by him
Kubo: huh? why are the Sakurazaka46 idol here at the TBS studio
Out of the blue, Yakubo clapped both of her hands together and Kubo Shiori had seen him somewhere else but she stand still and go talk to him face to face.
Kubo: I know you but why are you doing this is wrong
Yakubo: Kubo...Kubo, you still don't get right
Takemoto: how did you know her name?
Yakubo had to reveal the fake face of Kubo Shiori same as the Sakurazaka46 idol group member.
Kubo: please let us go you can't do this by yourself
Yakubo: no!! you have to see someone suffer I did as well
Matsuda: what did he mean by that Kubo
Meanwhile, Yakubo cover her face with the phantom mask but she had to rush and leave the room for a moment.
Inoue: I think he was dying to help someone else
Kubo: ah!! you scared me but why are you sure that he was about to die
Matsuda: he had some disease that he keep for so long to try to avoid it
Outside the TBS studio, there have the Hinatazaka46 idol group member seeing that Yakubo had not had much time left to live for a month after she had to reveal herself behind the mask.
Kageyama: please stop this mess now, Yakubo!!
Yakubo: I just did some huge problem with Kubo Shiori with them
Tomita: what did you do now Yakubo!!
Back at the TBS studio, Yakubo had returned from a short break but others can't know that Kubo Shiori had been kidnap by an unknown phantom mask behind this problem.
Matsuda: we know that you are dying and don't have much time left correct?
Yakubo just nods at her while she splats small blood on the floor just near the living room and Kubo Shiori wants to help him realize that he was doing the wrong thing.