Huh? I think it would be fun, want to chase one of the monsters soon? [ He knows that Kashuu wouldn't really leave him behind, even if Yamato asked for it to just be him and let him suffer a fate alone. Kashuu would possibly be personally assblasted and annoyed if Yamato thought that his mirror would go anywhere else. This is why he smiles towards him and laughs just a bit, going along with it because it doesn't hurt anything. ] I don't mind if you don't help, but it's fun when we do stuff together like that! So how about it?

[ After they figure out what could be inside of it first, even when Kashuu knocks at the box — it seems to be hallow? Yet, why would it be locked so tight? Perhaps not a map and maybe not anything too personal unless these are how humans hide their things. ]

Well money is useless.. and pictures are fine, I would put them up around their housing if they can't. There could be a severed head inside but it also makes me wonder.. is there something bad locked away in here..