Double-adjacent realm between - the Sîrênae - the Kîmêrae
the CCRB or Corpus Callosum Realm Between may seem like a mathematical plane between the worlds of the of here and the there, but it's not. The CCRB is what's called a double-adjacent place squeezed between parallel worlds where the Sîrênae live, space creatures we can travel on the back of like dolphin riders or barnacles on a whale. They're called the Sîrênae because of the way you attract them -- you have to sing them or harmonise them into your travel vector during the pre-waking moments of the last segment of sleep; when one's technically awake but still in firm contact with the CCRB. They're like fish you catch. Space Whales are the largest and most phenomenal of the species. Space Sharks are the most agile yet fearsome. Space Spiders, now there's a real horror, but the most versatile. Space Worms are soft as kittens. Space Starfish are amazing help. The art of contacting the Sîrênae (as I've called them) is to sing in one's pre-w...