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 a year after Mayuri's death. He then traveled back to attempt to save Mayuri again with Kurisu's encouragement.

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.

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.

Story 4:  Ghosting Rendezvous (Suzuha)
Takes place in α0.337337%.

Story 5: A Strange Building Filled of Love (Tennouji Yuugo)
Takes place in δ3.386019%.

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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