Why does Christopher john say I don't like this place in chapter 4?

In Chapter 4 of "The Curious Incident of the Dog in the Night-Time," Christopher John expresses his discomfort with the environment around him due to the overwhelming noise and chaos of the outside world. He feels anxious and out of place in the unfamiliar surroundings, which heightens his feelings of isolation. This sentiment reflects Christopher's struggle with sensory overload and his preference for familiar, structured environments. His reaction underscores his challenges with social interactions and the unpredictability of life outside his routines.