Camille, the daughter of the recently deceased Alexandre Léger, creator of the famous Léger Wine Guide and emblematic figure in enology, who passed away in his Tokyo home. When she travels to Tokyo in the wake of her father's death, she learns that he left her the greatest collection of wine in the world. In order to claim this inheritance, however, she must compete against a brilliant young oenologist, Issei Tomine, who her father took under his wing and is referred to in Léger’s will as his “spiritual son.”