After that, time passed quickly. 1 year. 5 years. 10 years.
He kept the count until 2 decades after, but eventually stopped, finding it absurd.
It turned out that he didn’t age. His appearance didn’t change at all. He perceived time differently now than when he was human. He hardly noticed days and nights revolve, and a year had passed before he even knew it.
He remembered the events from a few decades ago like they happened yesterday. But in reality, time flowed around him, cities and people grew, and the world was changing.
He was the only one that remained unchanged.