A coming of age movie that was highly praised after being shown at film festivals in Japan and abroad. One rainy night, Amatami Kazuma receives a phone call from his old high school girlfriend Amemiya Mio, who he had lost touch with since graduation. She tells him she’s about to give birth. Confused by the sudden news, he lies to his wife and heads to the hospital where Mio is. Meanwhile, he begins to reminisce about the days he had spent with the high school friends he had almost forgotten.