San Marino Residential Area.
A sedan drove in and stopped in front of a detached house with a lawn at the front, the car door opened, Director David and his entourage stepped down and walked up to press the doorbell.
Soon after, a woman opened the door and spoke with confusion, "Who are you...?"
"Ma'am, we are from the Tax Service, and we'd like to have a talk with Professor Reilly."
Professor Reilly, full name Reilly Pudoan, was a mathematics professor at the California Institute of Technology and one of the individuals suspected by many to be Satoshi Nakamoto.
The woman glanced at Nisen behind Director David and showed a hint of unease before saying, "Please come in."
"Do we have guests, Miranda?"
In the living room, a casually dressed man with glasses who thought they had visitors put down the book he was holding on the table, but when he turned his head and saw David's face, his expression instantly stiffened.