I've always found the appeal of Ibuki x Mikan fics lies in their messiness, if that makes sense. These two characters are disasters in such different ways—Ibuki's loud, chaotic energy masking her own need for connection, and Mikan's entire existence being a scream for help wrapped in a whisper. The stories that work best for me don't force them to 'fix' each other, which is a trope I hate. Instead, they show how two broken communication styles can slowly, awkwardly learn to translate.
One fic that stuck with me had them bonding over creating music for Mikan's medical practice, of all things. Ibuki composing chaotic, soothing soundscapes for the clinic's waiting room, and Mikan learning to ask for adjustments without apologizing first. The emotional growth wasn't about becoming 'healed' or 'normal,' but about building a private language where their specific brands of weirdness became a shelter. It felt real because the progress was in stutters and setbacks—Mikan having a panic attack mid-conversation, Ibuki learning that sometimes volume makes things worse, not better.
I think that's the core of it. Growth through mutual niche-making, not normalization.