That is a planet more familiar than anything else.
Standing by the porthole, looking out at that azure planet not far away, Dan Dalar only felt his heart race. It wasn't the first time he saw his hometown from the universe; Dan Dalar still remembered, the first time he saw his hometown from the universe was when the Anti-Matter Army invaded. His parents had stuffed six-year-old Dan Dalar into an escape pod. At that time, when he was crying and screaming at the porthole, he could only see the planet getting further and further away, eventually disappearing deep into the universe.
Forty years have passed since then.
Dan Dalar has settled down and established his career; he got married and had children, running a small shop in town. To Dan Dalar, his hometown was almost buried in the distant dust of memories, unclear and vague. Only occasionally would he dream of that scene back then — cries, screams, roar of the engine, and that planet getting further away from him...
