(from ebookjapan):
Kuniko Namiki is a painter who has been painting only pomegranates. Fumio Mashita has been feeling unwell ever since he met Kuniko. His heart feels tight and his pulse is erratic, and he begins to think that he may have an irregular heartbeat... This is the first volume of a masterpiece collection that delves deep into the human psyche through the lives of the men and women who are associated with Kuniko.

Volume 2 contains the one-shot Wedding Dress.