Frightened by the unexpected company, Akito swiftly abandons his meal and dives back into the water to hide. It takes him a few minutes to place the voice and face to Lea - someone who had been friendly to him and helped him find this pond in the first place.

So he tentatively swims back to the surface, poking his head out just enough to peer at Lea suspiciously. He'll speak with his voice in a moment if need be, but for now the suspicion and worry in his eyes should be enough to convey his message.