2 years ago, Kumi broke up with Shuhei and decided to forget everything about him for good. However, after being told that her younger sister, Junko, fall in love with a man and is currently living with him. She was determined to discover who was the man who won her sister's heart. But what will happen when she found out that the man in question is Shuhei, her first love?
松原智恵子
as Kada Junko
中尾彬
as Kada Shuhei
浜木綿子
as Okabe Kumi
根上淳
as Hanai
殿山泰司
as Nakano
夏純子
as Tamae
山本陽子
as Hanai Shizue
新井麗子
as Katsuko
木浦佑三
as Yoshino
藤竜也
as Kijima
梶芽衣子
as Rika
前野霜一郎
as Akutsu
