A Musebox for Flying Squids

That's the core of their need for each other. The need to have a benchmark, to have someone tell them if it's not enough or if they've really succeeded this time. Who else could they trust with such a responsibility? (Their own selves? Never.)

Cid offers a pleased little hum, increasing the complexity of the stimulation. His fingers dig into Nero's rear, leaving tiny red marks with his stubby nails.