"Music, video games, eating." He's kind of boring, all things considered. Is hanging out a hobby? He does a lot of that. He moves to settle down into the water again, content to sink down under the surface again with only an easygoing breath taken in to keep him sustained for a while and let him bubble in response when he needs to. He'd stay down here as long as she felt like she wanted to until they decided to go and do other things.