Curiosity building up

The man smiled happily and told Hina she reminded him of his granddaughter, who was always ready to help. Hina nodded kindly in response, but deep down, she was eagerly waiting to find out what the key was for. The man noticed she was staring at the envelope. “It’s been in my family for generations. I can’t thank you enough,” he said. Hina nodded as curiosity built up inside her. Then it happened.