因為阿真被逮捕而使BLAST活動休止，娜娜決定展開個人SOLO活動。 一方面，娜娜與蓮兩人間的關係仍然未解凍。 於是奈奈……

シンの逮捕で活動休止となってしまったブラストでは、ナナがソロ活動を決意する。一方ナナとレンの関係がギクシャクしたままなのを、奈々が気遣い…！？

È noto a tutti che, nel presente, Nana Komatsu ha una figlia che si chiama Satsuki (o, se preferite il vezzeggiativo, Sacchan), ma sapevate che ha anche un figlio (!) di nome Ren? L'enigma su questo bimbo dalle indubbie doti musicali inizia proprio su queste pagine, dove Ai Yazawa ci racconta il giorno di San Valentino in due diversi momenti della vita di Nana Komatsu!

The tabloid feeding frenzy has finally brought Blast down, but Nana is determined to keep hope alive. She's going to take a gig as a solo artist, and even accept acting jobs she has no interest in. As long as she keeps herself in the spotlight, she knows there's a chance Blast can make a comeback. But while all eyes are on Nana, what's happening to her friends in the background...(展开全部)

The tabloid feeding frenzy has finally brought Blast down, but Nana is determined to keep hope alive. She's going to take a gig as a solo artist, and even accept acting jobs she has no interest in. As long as she keeps herself in the spotlight, she knows there's a chance Blast can make a comeback. But while all eyes are on Nana, what's happening to her friends in the background...(展开全部)

奈奈再次下定決心，今後將與拓實一起生活下去。另一方面，BLAST開始了地方巡迴演出。在大阪電台前的表演場地，等待著他們的是…？

奈奈終於開始明白屬於自己的幸福形式。另一方面，正在地方巡迴中的娜娜，積極安排提交自己與蓮的結婚登記書。就在此時，娜娜收到了蓮與雷拉的震撼性照片…？

奈奈與拓實閃電註冊入籍。可是娜娜卻因承受不住這個消息所帶來的孤獨感，而在蓮面前陷入慌亂之中。兩人滿懷不安地搬進新居，但是…？

仕事を詰め、誕生日のことを考えないよう努めるナナ。一方、レンと一緒にナナに会いに行けると、期待に胸を膨らませていた奈々のもとに思いもよらぬ報せが――！？