Shawn had no intention of stopping his absorption when he heard those words, unsure whether they were a threat or a plea.
But the dazzling streak of green light that followed forced him to respond first.
Drawing his wand, he casually fired a brilliant purple Electric Rainbow upward.
The two thick spells, one purple and one green, collided in midair, crackling into an enormous ball of light as plasma-like magical energy leaped wildly within it.
Shawn could now hold his own against Voldemort without any outside help.
He channeled the lightning element from his surroundings into his spell and looked up.
Voldemort was hurtling down through a swirl of black fog, his ragged black robes even more tattered than before, the distorted energy of his Obscurus somewhat unstable.
Though he had forced his way in, he had probably paid a considerable price in injuries.
Tom, who had been responsible for intercepting him, followed leisurely behind Voldemort, even finding time to examine Gringotts' underground structures.
Voldemort stopped a short distance from Shawn, his thick-knuckled fingertips still feeding energy into the Killing Curse.
Only after seeing that the Golden Cup remained intact did he let out a long sigh of relief.
With a sharp sweep of his hand, he dragged their connected spells aside, blasting a huge crater into the cavern wall before speaking urgently.
"Shawn, give me the Golden Cup, and I'll tell you about the Double Serpent Society's plot."
"You want it? But I'm not interested in the Double Serpent Society's petty scheming."
Shawn tossed the Golden Cup up and down in his free hand. The flippant provocation made veins bulge on Voldemort's forehead, but, unusually, he restrained himself.
He exhaled deeply before continuing "patiently."
"If you want to preserve the Founders' relic, I can transfer the fragment soul inside