What underlying theme does The Third Level explore?

The Third Level explores the underlying theme of escapism and the search for peace in a chaotic world. Charley, the protagonist, is overwhelmed by the pressures of modern life and longs for a simpler, more tranquil past. The third level, which leads to 1894, represents a symbolic escape to a time free from contemporary stresses. The story delves into the human desire to retreat from reality and find solace in an idealized, peaceful existence, highlighting the tension between fantasy and reality as Charley seeks refuge in a past he believes offers a more fulfilling life.

This question related to Chapter 1 English Vistas Class 12th NCERT.
From the Chapter 1. The Third Level.
Give answer according to your understanding.