"That guy finally decided to come back."
The one speaking in an extremely dissatisfied tone was an owl constantly flapping its wings and flying in midair.
It was Olga Marie.
Outside the sterile room, three people were watching the scene inside through the transparent glass.
One was Olga Marie.
Another was Da Vinci.
And the last one was, naturally, Roman.
"He really is elusive." Da Vinci watched the two people quietly gazing at each other inside the sterile room. She looked pleased and amused as she said, "Even though the outside world has already been burned to ashes, he still disappears whenever he wants and shows up whenever he wants. Yet we don't have even the slightest means of investigating or analyzing him. I really want to catch him and study him thoroughly."
She wasn't joking.
After all, Luo Zhen had already disappeared from Chaldea several times, only to return without anyone noticing. No one had ever detected how he left or came back, nor did they know where he had gone. It had truly aroused the considerable curiosity of the historically renowned all-purpose genius, Da Vinci.
Just now, the three of them had each been working in their respective fields when they suddenly received a report saying that an individual had entered the sterile room and met with the recuperating Mashu.
At first, everyone had assumed it was Fou, but that notion was quickly dismissed.
If it had been Fou, the staff wouldn't have rushed over to report it. They had long since grown accustomed to its intrusions.
Thus, the three of them had hurried over almost without stopping, and witnessed the scene before them.
When they saw that Luo Zhen was the one who had intruded into the sterile room, all three of them let out a huge