Drama series depicts the love and marriage of two 30 something couples. Hamasaki Mitsuo is an ordinary salaryman who works at a company that installs automatic vending machines. Because he has recently been transferred to do sales which he is not good at, every day is unbearably stressful. However, what pains him the most is his relationship with Yuka, his wife of two years. In any case, he and Yuka are completely unsuited. To put it kindly, she is big-hearted. To put it negatively, she is not the type who worries about details. He does not even know whether he loves her… One day, Hamasaki happens to meet Uehara Akari, his ex-girlfriend from university days. Akari, who used to live with Hamasaki, has faint memories of him. Newly married to Uehara Ryo, an assistant at an arts college, she has recently moved to Hamasaki’s neighbourhood and opened an aromatheraphy massage business at home. Hamasaki is for some reason in high spirits over this chance reunion, but…