Well. That's his answer, he supposes.

Alistair sighs and returns to scrubbing. After a moment, he dunks himself under the water to wash his hair.

When he resurfaces, Gru has both paws on the edge of the basin, peering at him worriedly. Satisfied that his human isn't drowning, he licks Alistair's cheek, elicting a soft laugh. "Yes, I'm all right," he reassures him, scratching the mabari between the ears.