In a corner of the universe, two planets attracted each other and collided due to their own gravity. After a huge explosion, the technological civilization of the two planets both fell... A teenager in a run-down town accidentally entered a mysterious cave while playing with his friends by the river, and accidentally came into contact with an alien civilization in the darkness. However, the boy did not change at all, until an accident happened, making this ordinary boy no longer ordinary...
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
