Hikko is Mari's mind-set in her dreamland, lives at a space called Saferoom, away from Headspace, masking that terrible truth. She's depressed, but when she meets the other Headspace residents, she's a different person, as if she's back to being the big sister, even flattering and hypocritical. Beyond the hole in the floor of the Saferoom is Headspace, where she can meet and play with her colorful friends-Aubrey, Basil, Kel, Hero, and her dear little brother Sunny...