[For a moment Akito headtilts some more. Akira had been in Kaito's room before, so maybe she'd been some kind of partner too...? Then he realises how close those two are, registering the fact that this is Kaito talking and promptly comes to a screeching halt.
] Wha...Onii-chan...? [Brain has left the building.
His other isn't interested in that at all. Akito's brain break catches his attention though, glancing at his other and moving to his side, resting a hand on the light's shoulder. Agito's connecting more dots though, sharply glancing back at Kaito and Gazelle, eye widening slightly. Wait...her similarity to Akito...being close to Kaito...it couldn't possibly be that...]