[ Considering Noiz and Riou didn't really get along back in Prismatica, it could be a disastrous encounter for either Hijikata or Riou for him to approach the man. But this Riou doesn't know that. But it is an option. At the very least, it may give him a lead to someone else who he may suspect less of being a friend of Hijikata who is willing to vouch for whatever story he cops to.

In this case, the story seems harmless, however, even if he's still not sure it accounts for Hijikata's offense at Riou's lack of acceptance.

They seem to have one thing in common regardless, and Riou wishes he could have heard the battle against Fling Posse. He's sure it would've been amazing and a high-intensity battle. If that one song had gotten Hijikata into him, perhaps they could start from a slightly different point. ]

I will see if Jyuto, Samatoki, and I can gather more music. It may be useful to get a base understanding of who we are outside of that battle. Next time you wish to visit, do so during the day hours.

[ That is to say, he won't turn him away. It's an attempt at a friendly gesture. ]

Why would I build a greenhouse instead of living in the wilderness?

[ He's got a genuine curiosity about that one... ]