A tale of an immortal

The city lights bled into twilight, painting the cityscape in hues of orange and purple. Professor Trebla, known as Albert Ballard in his previous life, stood by Isla's apartment window.

The quiet of the room was punctuated by the distant sounds of the city, a stark counterpoint to the storm brewing within Albert.

"She deserves to know the truth," Albert said, his voice breaking the silence.

Mr. Horatio nodded, not looking up from his work. "Indeed, she does. But start from the beginning, Albert. How did you come by your power?"

Albert sighed deeply, the weight of centuries pressing on his shoulders. He began his tale, his voice heavy with regret and nostalgia.

"Remember when you left us back there, Colonel?" he began. "Elena was recovering steadily from the critical phase."