12 Hour is a self-improvement book aimed at helping readers achieve hyper-focus, enhance creativity, complete tasks on time, and sharpen observation skills. The book explores how focus and creativity work, offering techniques for achieving deep concentration and boosting creative abilities. It provides strategies for managing time effectively, completing tasks, and establishing habits that promote peak performance. A key exercise involves a 12-hour sitting session, where readers sit in a quiet space with no distractions, allowing them to explore their inner thoughts, develop observation skills, and enhance focus. The book includes actionable exercises and challenges for readers to practice, guiding them towards greater productivity and mindfulness.