Steins;Gate: Linear Bounded Phenogram

Steins;Gate: Linear Bounded Phenogram/Phenogram of Linear Restraint (STEINS;GATE 線形拘束のフェノグラム Senkei Kousoku no Phenogram?) a visual novel released on April 25, 2013 containing a mixture of scenarios set during and after the original visual novel's story-line, but in different world lines.

"The title is an apparent reference to 'linear bounded automaton', a limited form of the Turing Machine conceptin computer science."

Story 1: Dr. Jekyll on lines (Okabe)
Takes place in α0.337199%. Depicts Okabe playing Alpacaman, trying to help people around him with time leap machine and D-Mail the time after Mayuri's death. By playing the role of Alpacaman, Okabe was able to meet Mayuri again, that is however, just delusions. Everyone was aware with Okabe's odd behavior - constantly asking where Mayuri is and reluctant to accept Mayuri's death as a fact. Exactly a year passed since Mayuri's death, Kurisu who was working with SERN on time machine visited the lab and asked if Okabe wanted to assist her with SERN. After thinking hard and staring at the stars on the roof of Radio Kaikan, Okabe decided to time leap back to save Mayuri. The Alpacaman suit that he sewed himself was burnt on the roof after he bid his last farewell to Mayuri.

The alpaca game that Okabe played plays a huge role in this story.

Story 2: Bird Singing in Cage (Daru)
Takes place in δ3.019430%. Depicts how Daru met his future wife, Yuki Amane on Comima by accident. Yuki was cosplaying Chopstick girl, she was mistaken as Moeka by a rounder who was pass Moeka their terrorist plan on a note. After they realized their mistakes, the rounders imprisoned Yuki on an abandoned underground train station. Yuki posted a set of weird codes that the rounder has on their notes on @channel, hoping someone would come to save her. Daru gave up on cracking the code and then he decided to backtrack her phone with the @channel info. He found that she was kidnapped when Yuki's phone led him to Radio Kaikan and the phone was on rounders' possession instead.

Suzuha saved him and told him that him and Yuki were her parents. They cannot use the Telephone Microwave to save her as the 42 '' CRT was malfunctioned. Daru managed to crack the code, which turned out to be numbers on sewer covers. Suzuha went to send the CRT to service center with Tennouji Yuugo while Daru, Okabe and Kurisu start searching for the particular sewer. He entered the sewer which led him to the underground train station to look for Yuki alone after asking Moeka, who appeared to be there to report to the police. Moeka handcuffed Daru after he located Yuki and she put the bombs in the underground station in countdown. After decided not to frighten Yuki by telling her that there are bombs right next to them, he turned down all the help offers from police and Okabe as the timer is less than 10 mins left. With less than 5 mins left, Suzuha contacted Daru and asked Daru to not give up hope. She reached the scene with less than 45 secounds left, she then grabbed the box of bombs and ran deeper into the sewer. Daru and Yuki both survived, while no news regarding Suzuha has been heard, Kurisu mentioned that as the Satellite on the Radio Kaikan disappeared, Suzuha should be fine. Then, Daru continues his Comima looting.

Story 3: Vermilion Sooteer (Kurisu)
Takes place in α0.328403%. Though written drawn out as "Sooteer" (ソーテール), the title is likely supposed to mean the Greek epithet "Soter".

Depicts Kurisu time leaping to Aug 13th to motivate Okabe so that he time leaps again into the past and seek help from her.

After numerous failed timeleap attempts, Okabe tried to destroy the timeleap machine but stopped by Kurisu, he then ran to the front of UPX complex and sat there, giving up on saving Mayuri. Faris found him and brought him back to the lab,where Daru and Mayuri were no where to be seen.There were blood stains on the flood with no one in the lab, Kuroki suggested them to go to Faris's place for safety. Faris and Kurisu seek help from Akiha Yukitaka. In the process of explaining the situation to Yukitaka, Kurisu learnt that he and her father, Prof Nakabachi were friends

Story 4:  Ghosting Rendezvous (Suzuha)
Takes place in α0.337337%. Depicts how Suzuha in alpha worldline gets support from 2 other Suzuha from a different attractor field worldline. Beta Suzuha and Omega Suzuha. Later they called each other with the attractor field they came from (Alpha, Beta, and Omega). Despite their presence, only Alpha Suzuha can prove Beta's and Omega's existence. To other people they were unable to be seen nor heard. They were treated as ghost by people around Alpha.

It was Beta that founds out that Alpha Suzuha's Time Machine can only travels back to the past. Later Beta helps Daru with the repairing, though they were unable to speak to communicate directly, Beta and Daru exchanged Mails. And it was Beta also that told Alpha about Suzuha's father is Daru. Alpha didn't believe it fully at first, but after Mayuri points out the evidences later, Alpha was convinced.

Story 5: A Strange Building Filled of Love (Tennouji Yuugo)
Takes place in δ3.386019%. Tennouji Yuugo won a lottery and decided to use the prize money to repair or rebuild the Building where there exists the CRT workshop and the Future Gadget Lab, to make Nae happier. Lately Nae seemed lonely so Yuugo tries to cheer her up with the money he got. He asks the 2nd floor Labmems for opinion about rebuilding or not, but in the end he decided to rebuild it by himself.

It took a year for the building to be done, but somehow later the lab messed up in someway. And Nae still couldn't clearly tells her father what is missing. All she remembered there was a Mountain Bike in front of the building. Indirectly mentioned, Nae's loneliness is due too Suzuha left the workshop. And with the mess spent all the lottery prize, it was fixed with a D-Mails. And the last D-Mail sent tells Yuugo that tIme will cure that loneliness within Nae. So in the end he rebuild it but it stood with the same look as before. And turns the vacant 3rd floor as a Cat themed Playground.

Another timeskip, a decade and a few years later. Nae befriended a little girl and usually plays in the 3rd floor. The little girl apparently keeps coming there by bike. Nae braids the little girl's hair and Yuugo takes a photo of them.

Story 6: Super hero Chat-noir (Faris Nyannyan)
Takes place in δ3.030493%.

Story 7: Hermaphroditus in Labyrinth (Ruka)
Takes place in α0.456923%.

Story 8: Eternal Polaris (Mayuri)
Takes place in α0.571046% and Ω-0.195284%.

Story 9: Quantum excited in Coma (Moeka)
Takes place in α0.509736%.

Story 10: Three Contrapasso About The Abduction (Okabe)
Takes place in ε4.456441, 4.456442, 4.493624, 4.493623, 4.530805, 4.530806%.

Story 11: Lunar Halo Bifröst (Tennouji Nae)
Takes place in α0.337161.

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