The phone call from the future

At exactly 11:47 PM, David's phone rang.
The number on the screen was his own.
Thinking it was some kind of error, he answered.
"Don't hang up," the voice said.
David froze.
The voice sounded exactly like him.
"Who is this?"
"It's you. Ten years from now."
David laughed, but the voice continued.
"Tomorrow you'll spill coffee on your blue shirt. At 2:15 PM, your boss will call you into his office. And there's a black notebook hidden under your bed."
David's smile disappeared.
He checked under the bed.
A black notebook was there.
Inside were dates and events from his life—things that hadn't happened yet.
Before the call ended, the older David said one final thing:
"Whatever happens tomorrow, don't answer the phone at 11:47 PM."
The line went dead.
The next day, everything happened exactly as predicted.
The coffee spilled.
The meeting happened.
Every detail was correct.
That night, David sat staring at his phone.
11:46 PM.
His heart pounded.
11:47 PM.
The phone rang.
His own number appeared on the screen.
He remembered the warning and ignored it.
The ringing stopped.
Relieved, he went to bed.
The next morning, he woke up to dozens of missed calls from family and friends.
His younger sister had been involved in a serious accident the night before.
She was alive, but barely.
David rushed to the hospital, feeling sick.
For days he couldn't stop thinking about the call.
What if answering could have prevented it?
Months passed.
Life slowly returned to normal.
One evening, while cleaning his apartment, he found the black notebook again.
On the last page, words had appeared that weren't there before:
"You were supposed to answer."
David's blood ran cold.
That night, at exactly 11:47 PM, the phone rang again.
His own number.
This time, he answered.
The voice was weak and frightened.
"Thank God," it said.
It was him.
But now he sounded older.
Much older.
"What is happening?" David asked.
There was silence for a moment.
Then the voice replied:
"You ignored my warning, just like I ignored mine."
David felt the room spin.
"What do you mean?"
"The call never came from ten years in the future," the voice said. "It came from a different timeline. Every time someone answers, they create a new future. Every time someone ignores it, another future is destroyed."
David looked at the notebook.
New words were appearing on the page.
His hands trembled.
"How do I stop this?"
The older voice laughed sadly.
"You can't."
The notebook now contained every detail of this conversation.
Even the question David was about to ask next.
Then he noticed something terrifying.
The final page wasn't blank anymore.
It described exactly how he would die.
The date.
The place.
The time.
David dropped the notebook.
"No..."
"You see it now, don't you?" the voice whispered.
"Can I change it?"
There was a long pause.
Finally the older David answered:
"I've spent my whole life trying."
The call ended.
David never looked at the notebook again.
Years later, he grew older.
The date on the final page arrived.
He spent the entire day hiding in his house, determined to prove the prediction wrong.
As midnight approached, he smiled.
He had survived.
Then his phone rang.
11:47 PM.
The screen showed his own number.
Without thinking, he answered.
"Don't hang up," he said.
And suddenly he understood.
The prediction had never been about his death.
It was about the moment he became the voice on the other end of the call.
The future wasn't warning him.
It was creating him.