In "Sense of Obligation," Harrison likely explores themes common to his work, such as social commentary, satire, and speculative technology. The title suggests a narrative that revolves around the concept of duty or responsibility, possibly in a futuristic or dystopian setting.Harrison's writing is characterized by its wit, humor, and thought-provoking ideas. "Sense of Obligation" is likely to offer readers a compelling story that combines elements of adventure, suspense, and philosophical exploration, all within the framework of a science fiction narrative.