Takaoka and Yukihito sees each other as their life-long partners. However, one day, Yukihito left home while Takaoka was away, leaving only a note saying, “Thank you for everything,” and his key for the house. 2 years later and Takaoka still couldn’t forget about Yukihito while wondering if it’s all right to let things stay as they are. Under these circumstances, a younger man, who looks like Yukihito, was waiting for him by his house, claiming to be his runaway lover. This book also contains a short story of childhood friends who got intimate with each other but got separated after graduating high school, entitled, “Sense of Love.”