Comment by Okey Mcdougal on Zen Jidou Mahou [Auto Magic] no Cost Performance Musou "Seichou Speed ga Chou Osoi" to Tsuihou Sareta ga, Houchishite mo Keikenchi ga Atsumaru Mitai Desu - Chapter 19

@Okey Mcdougal Doesn't seem it ever even existed on ritharscans, and while UToon looks to have this series as well, theirs is behind paywall, so probably fastest free way to read it is with the raws in Japanese and google translator (at least Rawkuma had it).