Masato, a young man who was fired from his job and kicked out of his house, ends up staying with his older brother and his wife until he can find a new job. However, he has no place in their home either, and every day he is subjected to his brother's insults, such as "What a pathetic man you are, still a virgin at 30." Wanting to gain some confidence, Masato makes a lifelong wish to his brother's wife, Mei, to take his virginity. Mei sympathizes with Masato, and is willing to accept it, even if it's just for a little while...