"You're dead," Severus said to the man in ornate clothes. "When did you die?"
"You're famous. Even ghosts know who you are," the ghost who looked alive said with a smile. "We were wondering why we hadn't seen you. Turns out you're still alive."
Severus sneered. "Is that all you wanted to say?"
"Don't you have any thoughts at all about what I just said?"
"No," Severus said bluntly.
"What about your humanitarian spirit?" the ghost asked.
"Perhaps it's precisely because I lack it that I'm not the unfortunate fool from the prophecy," Severus said sarcastically. "I even joined the notorious Death Eaters once."
"You can't evade your mission. I thought you had learned your lesson," the ghost said flatly.
"You know how to open the 'door'?" Severus asked.
"That is my job," said the ghost.
"What exactly is that world?"
"You can think of it as a spiritual Room of Requirement. Sometimes it exists, sometimes it doesn't. Only someone who truly needs it can enter."
Severus stared at the ghost. One could practically see his mind racing from the look in his eyes.
"I heard you found a prophecy orb in the Department of Mysteries at the British Ministry of Magic," the ghost said.
"The Salvator Mundi found it," Severus said.
"You should know that memories can be stored. Bonaparte had always tried to leave his mark, and he participated in many historical events. Unlike ancient families, he had no connection to wizards. In any case, his memories were preserved in a glass sphere," the ghost said. "The people inside are not truly alive, nor are they truly dead. They are all created from memories, much like Patronuses. Those who enter can also bring their own memories in. Like the Room of Requirement, it is filled with odds and