Shoji Ikenaga

36-year-old bachelorette Mami achieved success with an essay she wrote 10 years ago. Mami has since lost her way, and hasn't been able to write a hit piece. Meanwhile Yukino, who leads an independent life, Ayaka who is a housewife, and Miho, who makes her livelihood as a "daddy's girl", are each facing various difficulties in their own lives.

At midnight, in a residential area of Osaka, a middle aged man is murdered. The person who killed the man is a high school student. En is a 2nd grade high school student. She spends her boring days with her friend Kotoko, who tends to change boyfriends frequently. Kotoko falls in love with Narihira at first sight. Narihira is a soccer player at their high school. Since then, the relationship between En and Kotoko changes.

Following the comic series and the subsequent television serial of the same name, and featuring the same cast, a young and relatively inexperienced man comes across a woman during his working day and sparks fly.

Eikichi left his hometown in Hiroshima for Tokyo. He tried to find success with his music band, but failed. Several years later, Eikichi goes home to tell his father, Osamu, that his girlfriend is pregnant. His father curses him out, but he is also excited to have a grandchild. Osamu has a party to celebrate the news, but, at the party, he collapses and goes to the hospital. Eikichi struggles to make his father happy.

Shigeo is released from prison and immediately beaten up by some old associates, which results in him losing his memory. Kasumi, who just by chance happens to be the manager of a band, takes him in and discovers his talent for singing.