It was supposed to be rehearsals for "Gang of Kittens" but for some reason all the participants were late, except for Adrian.

Adrian arrived just in time to the Couffaine family's ship, to start rehearsals, but seeing that no one had come yet, Adrian looked at the piano, and sighing, ran the keys with his fingers. Adrian muttered quietly to himself

"I haven’t had free time for a long time... maybe...?”

Adrian looked around, and seeing that there was no one, he sat down on the piano, and taking a deep breath, began to press the keys, starting to play a calm melody