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.”