Who Is Xiao Ga in Willow Alley?

[The latest chapter of the book has been reached] One second, I was scrolling through the short video and complaining: "Why hasn't it been updated yet?" The next second, I fell asleep directly. When I woke up again, I went ~ Where is this? ? Is this time travel? Darling, after all, others have traveled back in time to ancient times and become a young master, a general or something like that, but it doesn't matter to me. . . An Internet cafe with a sense of the times, an old desktop computer with a 14-inch monitor, and a strong 90s style. . . No! I traveled back to the Northeast Hutong 30 years ago and became one. . . Xiaoga?