An overworked 65-year-old woman who is given the chance to re-experience her youth when she's turned 20 again.

Sumi is 65-years-old and still a single woman. When she was younger, she worked at a flower farm and flower shop run by her family. Sumi wanted to go to college, but she had to take care of her grandmother, who got in an accident, and general household affairs. After her grandmother, Sumi also had to take care of her father and mother. Now, Sumi is 65 and she has never had a boyfriend. She is proud that she worked so hard, but now she wishes she could live a new life and become young again. One day, Sumi wakes up and finds herself with the appearance of a 20-year-old.—AsianWiki

Sumi Kisaragi (Keiko Matsuzaka) has spent her life working at her family's business - a flower farm. As a young girl she dreamed of attending a university, but had to stay behind to take care of her grandmother, who was injured in an accident, and then later her parents. Although she was happy to take care of her family and their business, her whole life has passed her by and she never even had a boyfriend. Now 65, she wishes she could go back and do it all again. Luckily for Sumi Kisaragi, she's about to her wish. When she wakes up with the body of a 20-year-old and introduces herself as Sumire (Mirei Kiritani). What choices will she make differently?—Rakuten Viki