A few days
A few days is like a promise that doesn’t promise anything. It’s vague, it’s weak, and it’s full of hope.
"I’ll be back in a few days," he said, then vanished for a week.
"A few days later, the mess was still there, and so was the smell of regret."
"I thought it would be over in a few days. It was over in a few days, but also in a few hours, and also in a few minutes."