People often try a lot to blend in and be a lot like their surroundings. We have seen a lot of people in life who don't really have a distinct personality to themselves and work like chameleons. These people change their personalities and bodies according to the surroundings and are experts at this.
This girl here wanted to wear her favorite outfit to school and went with it. When she reached school, she got a lot of compliments from everyone, until she walked into the lavatory. It was only after she walked into the lavatory that she realized how her outfit looked exactly like the walls and she had inadvertently blended in with the washroom in her school. It is not often that you see such a cardinal mistake happen in front of you to be honest.