So, basically, they like to enjoy themselves more. Seems simple enough.

"I see..." No idea why energy drinks would taste like poison, but okay.

"Does that mean confectioneries could work as well?" Because he really don't want to risk it with the energy drink thing, but also doesn't want to trouble the girl into helping him with that. Plus, he never actually gave food to demos except for like... bleeding, fleshy meat ravaged from another...