Itsuka Matsuzaki (Ogura) walks through the night town dragging a metal bat Yuna). When she passed Sachiko Tsukishima (Touko Namiki) who was walking with her, she hit Hiromu Togashi (Noriaki Yoshida), who was walking with Chika Ashida (Naho Yamada), with a bat. However, she is defeated by the stun gun that Chika was carrying and one day she collapses on the street. The couple left. When Sachiko came up to her collapsed Itsuka, Sachiko looked at her. Sachiko brought her Someday back to her own home. For the time being, Sachiko makes her sleep on the sofa and drink water. When she finally stands up properly, she gives her name as Ai. She told Sachiko her own name, and when she was about to leave, she made her eat curry. Sachiko runs a snack bar with her husband, and she was experimenting with curry for the lunchtime menu she was thinking of starting.

風俗上がりのいつかは、バンドマンの広夢に自分の夢を重ねていたが、彼の浮気によりそれが断たれ、彼女は空っぽで何もする気になれずにいた。広夢への復讐に彼を襲うが逆に撃退されてしまうが、それをきっかけにスナックを営む真一と佐知子夫妻と知り合い、働きながら元教師の佐知子から勉強を教わるようになるが、真一との禁断の恋が芽生えてしまい…。