Answer: The mood of "One of Us is Lying" can be described as suspenseful, tense, and mysterious. The novel is a mystery-thriller about a group of students who are implicated in the death of one of their classmates. The story is full of twists and turns, with a sense of danger and unease lurking around every corner. The overall mood of the book is one of uncertainty and suspense, as the characters work to uncover the truth about what really happened and try to clear their names.
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