Description: A boy named Mutsuki taking a walk from school meets a mysterious young girl named Yunyun, thinking that she might get lost, He accompany her all the way home and finds out that they are neighbors. He dreams that Yunyun goes to his room and they make love. After that, they become a classmates too. They get to know each other and quickly fall in love… and one thing leads to another as they walk again to go home and they had sex in the alley. Is this is just a dream or it’s really happening?