On the day that Naho begins 11th grade, she receives a letter from herself ten years in the future. At first, she writes it off as a prank, but as the letter’s predictions come true one by one Naho realize...

Mino Katase, a beautiful OL, recalls a strange scene as she waits for her lover, Naoto Otani. Whenever she shared a bed with him at a dizzying moment, she would see a white flash explode in her head and glas...