Arc Light of the Point at Infinity

Steins;Gate – Arc Light of the Point of Infinity (STEINS;GATE 『無限遠点のアークライト』 Mugen Enten no Arc Light?) Is a drama CD from 2010 and was adapted in manga form in 2014. They tell the story of what Mayuri experiences during the final chapter of the visual novel and the lives of Mayuri, Okabe, Daru, Suzuha, and Ruka in the year after Okabe's first failed attempt to save Kurisu in the 1.129848% β world line divergence.

Drama CD
Steins;Gate Drama CD β Arc Light of the Point of Infinity Divergence １．１３０２０５％(STEINS;GATEドラマCD β『無限遠点のアークライト』ダイバージェンス１．１３０２０５％ - Mugenenten no Arclight) was first released on April 28, 2010.

Preview
A mysterious call from a time traveller will lead Mayuri to have the determination to make Okabe try again after his first, scarring failed attempt to save Kurisu from being murdered.

Chapters:

 * 01. 1.130205%
 * 02. 1.129848%
 * 03. 1.129848%
 * 04. 1.129848%
 * 05. 1.129848%
 * 06. 1.129848%
 * 07. 1.130205%
 * 08. 1.130212%
 * 09. 1.130205%

Main

 * Shiina Mayuri
 * Hashida Itaru
 * Amane Suzuha
 * Okabe Rintarou

Supporting

 * Urushibara Ruka

Further Synopsis

 * 01. 1.130205%
 * When Okabe time travels with Suzuha to the 28th of July for the first time, he has Mayuri hold on to his cellphone for him. Just as the time machine is disappearing, a second one appears beside it, stunning Mayuri and Daru. Even stranger, Okabe's phone begins to ring with a call from Mayuri's phone even though she isn't using hers.  When Mayuri answers the phone, a female voice begs Mayuri to stay calm and listen to her story.
 * 02. 1.129848%
 * 03. 1.129848%
 * 04. 1.129848%
 * 05. 1.129848%
 * 06. 1.129848%
 * 07. 1.130205%
 * 08. 1.130212%
 * 09. 1.130205%

Manga
Steins;Gate – Arc Light of the Point of Infinity (STEINS;GATE 無限遠点のアークライト) The manga adaptation was illustrated by Nariie Shinichirou, who was also the artist behind the manga adaptation of Babel of the Grieved Maze. It was serialized in Shueisha's Ultra Jump magazine between April 19th and August 19th, 2014. On November 19th of the same year, it was published as a single volume ISBN 978-4088900322. The manga adaptation includes small additions, such as starting with a short prologue depicting the Mayuri of 2036, divergence 1.129848% in the war zone city of Akihabara, speaking her own words of regret. The story also ends with a 3 page epilogue.