It is wrong to mislead others to fit in.
Nancy has just joined a new reading club in her area.
Nancy wants to impress her new club friends.
Nancy comes to the book club with some articles about the author to give them some context.
Nancy tells her friends that she is friends with the author of the book they are reading, even though she isn't.
Nancy's book club friends are delighted that she adds an extra level of interest to their book club.
Nancy's book club friends ask her questions about the author, and realize she is not telling the truth.