"The Housekeeper and the Professor" is a novel by Yoko Ogawa that tells the story of a brilliant mathematician whose memory lasts only 80 minutes due to a traumatic brain injury. He lives in a small house with a housekeeper who learns to communicate with him through mathematics, forming a unique bond despite their differences. As the housekeeper navigates her daily tasks, she discovers the beauty of mathematics and its connection to life. The novel explores themes of friendship, memory, and the impact of numbers on human relationships, highlighting the profound connections that can arise from shared passions.