Just because Ralf didn't know didn't mean no one else did. I can gather information at the Tarot Club, or ask Iceberg Admiral or Admiral of Stars for help. The former has the Church of the God of Knowledge and Wisdom behind her, while the latter has Queen Mystic. Maybe they know of suitable substitute materials.
With that idea in mind, Sifa said calmly, "I'll try gathering them myself. If I really can't find them, I'll contact you again. What do you think?"
"Cautious, suspicious, wary..."
Celeste stared at Sifa without much expression. "You humans are always like this, just like Abrio, our captain, back then... Fine. If you want to contact me, go to Bayam and find our agent."
"Agent?" Sifa was genuinely surprised. "You have an agent in Bayam?"
"Why wouldn't we?" Celeste asked calmly.
Sifa shrugged, then said, "How do I contact him?"
"Go to the district in Bayam where the Loen people live and find a man named Aaron Jeff. He's a major spice merchant. He knows how to contact us."
"Though he may already be dead, his descendants should still know how."
"Mm," Sifa replied. "I'll remember that. Can I leave now?"
"The door's over there. Help yourself." Celeste pointed toward the door.
Sifa turned and walked toward it. At the door, he stopped and looked back. "A friend in Backlund told me someone was looking for Adario there. Don't tell me he's another one of your agents?"
Instead of answering directly, Celeste said, "During that time, it wasn't just Backlund. There were similar requests to find someone in Tingen, Connaught, Sevia, Trier... in many places across different kingdoms."
"These were channels our captain established, but this was the first time we'd used all of them at once. I only stopped once I discovered you