Ye Yan logged into the game in the middle of the night. It was said to be a game but not a game. It was similar to a secret room. He met one person - He Chen
The two people who are obviously strangers feel an inexplicable sense of familiarity.
It seems like we have known each other for a long time, but we still can't remember who the other person is.
Intention: Go through all the unknown just to find you