70.

In a sterile lab coated with the dull glow of fluorescent lights, the scientist, Dr. Mori, scrutinized the array of data on his monitors. Years of research, all distilled into a series of complex graphs and readings, flashed across the screens. He leaned closer, his thin glasses reflecting the numbers with an intense gleam of satisfaction.

A knock on the lab door caught his attention. Without looking away from his work, he called out, "Enter."

His assistant, a younger man with a tense, wary expression, stepped in and closed the door behind him. "You called for me, Dr. Mori?"

Dr. Mori nodded, eyes still glued to the screen. "I need you to pull the records from 20 years ago. You remember—the classified list."