maybe just never inject them with the "feel it all at once" stuff, or give 'em another, slowly acting sensory deprivation dose that'll slowly wear off like any anesthetic.
"We still need to get to Muralo."
"...I have checked the new chart, and there is no Muralo."
"What? Let me see-Oh. I think it broke up into these states, up there..."
"I see...why were we heading there to begin with?"
"...I don't, uh, remember."
Now, what's funnier?
She pounced at the chance to actually date?
Or this is just what they do normally, no feelings attached?
He seems pretty unshocked by what's going on.