The resonance sparked, thankfully without any actual electricity, and ghosts of colors floated in front of Konoka's 'eyes' when her companion struck the tuning fork again.

"As it should! But that's just for starters. There's even more ways to feel pleasure for you now than you had before!"

The not-Konoka stepped down along the wall, this time reaching out to a device that was suspiciously gun-like. "This is a diagnostic tool, but it can be used for other things. Want to guess?"

While Konoka most likely isn't thinking of it that way, she's getting a chance to decide what strange pleasures she'd experience next!