Talk:SE.RA.PH/@comment-31313778-20170509113302/@comment-182.30.65.130-20170509132716

I'm going to go out on a limb here and wager that it's going to be something like Fate/Accel Zero Order's second half or Prisma Causeway's second half, or maybe it might actually be the currently unused, originally teased "BB-chan's Counterattack/Let's meet in the digital sea" setting.