Never heard of a gacha channel. But sure..
The literary device that the author used in the passage is hyperbole. A hyperbole is a figure of speech that uses extreme overstatement or exaggeration to have a humorous, ironic, or heightened dramatic effects.
Example: I am so hungry I could eat an elephant.
I can give you five summary’s but I will be honest I’m in 8th grade and we have not done whatever this is and I’m in advanced.
What I would do is explore the city I live in more and go to a carnival and watch the sunset while on a ferris wheel. I would also realize how good to feel to be around people, but also how it truly feels being alone even if its for only 24 hours.