[Aether is very amazed by all the energy the other is putting into it and he's doing his best to support him with his own singing. He's definitely far more quieter than Yuji is, almost as if he's shy about making his voice heard, but seeing the other put so much heart into it makes him want to try to sing louder.
...Which he does not do, but it's fine!! They have fun!!]
no subject
...Which he does not do, but it's fine!! They have fun!!]