Indigo slows down her running so that Sota can catch up with her. She says, "I'm going with Dolly through the portal. Would you like to join me?" while heading inside and going upstairs into her room. The moment she gets a good look of her surroundings, her muscles all stiffen up. The room didn't look the same to her anymore. Yeah, she hadn't been in there for a while but it felt odd.