Mikuriya Asahi works as a photographer for weddings and school events in a sea side town. Chiyohara Natsuki works at a famous Italian restaurant in Tokyo. On her wedding day, her husband-to-be jilts her, and as the photographer hired for the occasion, that is the first encounter between the two. A disillusioned Natsuki, decides to move to the same seaside town as Asahi, where she works as a cook. She befriends Taniyama Hanae, who has been secretly in love with Asahi for 10 long years. Unfortunately for Hanae, Asahi only sees her as an old friend, and nothing more. Having found out about Hanae's love for Asahi, Natsuki encourages Hanae and gives her emotional support in trying to capture Asahi's heart. However, Asahi cannot forget his girlfriend Kasumi, who had suddenly disappeared 3 years ago.

An unforgettable love that is held on fast in the heart. With the power of summer, the heart is stripped bare and starts afresh for all three of them.