"What's that?" Mana asked curiously, peering at Raven's pouch.
"Unconditional royal entry tokens to the Obsidian Kingdom," Raven said. "One for you and one for me. We'll have to drip our blood on it for it to be recognised." He looked up at his mother. "Why?" he asked hoarsely.
"Your Grandfather sent it for you, you'll have to ask him that question," Crown Princess Pica said.
Raven let out a shaky breath.
"Is it very rare?" Mana asked him softly.