Moonbyul and Yongsun' were In love but the first one chose her career over personal feelings. Yongsun wanted to have a family. So she moved on from idol business and built her life. Five years later, Yongsun watches the news about the idol Moonbyul being in a plane crash and she gets desperate. Yongsun's husband doesn't like her reaction. And things will become more tense when Moonbyul is found alive and wants to speak with her ex-girlfriendd.

59-year-old Hwasa promotes a family gathering in her farm and lots of old wounds are about to be exposed. Since her son is dating Moonbyul's niece, and the legendary singer is still in touch with her former leader Solar, the other women will also meet after a couple of decades.  

Solar gets intrigued after Moonbyul tells her fans about her new girlfriend. They have a dinner date scheduled with their hairdressers and the older girl questions why her best friend is not going with her new partner. The duo has a curious debate later on, which is remarkably entertaining for Yonghee and her boyfriend.

Kim Yongsun is turning 32 and her friends worry about her being single and lonely . The radio DJ has had several relationships but she never thought she found the right one. On her birthday, her assistant chooses 3 letters from fans and she will read them on air. The last one is from a colleague from High School and those words will shake the brunette's heart.  

Wheein is a tiny yellow duckling that keeps being teased by the new cat from the neighbor. Her owner loves animals and the human has a female macau ( Hyejin) and a female dog( Yongsun). Both will get very angry and plan to punish the cat. But a turn of events will surprise that small group.  

Jung Wheein is an artist with many talents, such as painting and sculpture and she decides to write a book about her life. As she has a peculiar sense of humor, her narrative will be linked to previous and future events involving two of her friends. 

Solar is invited to compete against 11 other female idols in a tv show and 1 of them is her biggest rival in the charts, Moonbyul for the last 5 years. The focus of the show is giving more space for women who play instruments and sing rock/ pop rock.

Sunhae sees that her Byul-YI has been struggling and decided to write her a letter.

Yongsun and Byul-YI were close friends who fell in love. The oldest one had a complicated life and a marriage falling apart. But her 12-year-old son didn't accept that his mother was trying to rebuild her happiness with his "aunt".  

Hwasa and Solar host a podcast and they always nvite famous artists to chat with them. When the singer and music producer Moonbyul is the new guest, Hwasa gets completely surprised by the strong chemistry between the girl crush and her friend.

Yongsun invites her 18-year-old daughter for a night out.  They go to a nightclub and bump into some of the girl's friends and soon the young ones realize who is the wild person in the family.  

Duchess Yongsun watches her husband Yul, the love of her life die.  Every sunset, the woman visits the place where he perished. On the 366th day, the brunette watches a mysterious woman walking on ice without struggle near her husband's accidental grave  Yongsun doesn't understand how the stranger may be a messy female version of her deceased lover.  

Solar and Moonbyul go to Dubai to shoot another Battle trip episode after 5 years and end up having the chance of keeping their most honest talk ever.

Solar and Moonbyul had an argument and the older one lets a misunderstanding disturb their relationship. Facing her best friend's grave, the singer looks back and cries over 13 years of memories she collected with the one person who owned her heart.  If only she could turn back time... 

Kim Yongsun is an American-Korean politician who becomes a senator at the age of 35. On her big day, her right arm, the competent Moon Byul-YI, who has been working for her for 5 years, surprises not only the senator but also Yongsun's husband by quitting her job. The older woman is very dependent on her assistant for practically everything. And she is willing to do whatever it takes not to lose such an amazing professional. Will she be able to give what Moon Byul-YI w

They had known each other for 13 years but Byul-YI fell in love 1 year later. After cutlivating hope for over a decade, the girl crush concluded that she would be kept in the friendzone forever. To the point that her desire was tamed and forgotten. Will it be too late for the best friends who act like an old married couple?  

Mamamoo do a show in Thailand and Moonsun meet Freenbecky backstage. Moonbyul tells the girls that she is addicted to Gap the series and invites them to spend some time at the hotel. There, Solar and her best friend have the opportunity to chat with the younger duo and they even discuss a possible song collab.

Rebecca Armstrong, a 26-year-old Thai-British brilliant lawyer gets back to Thailand to visit her parents. The gorgeous young woman wants to introduce her new boyfriend to her family but she thinks it's not appropriate to do it on her parents' wedding anniversary party. There, she gets shocked to see her ex girlfriend ( Freen Sarocha) interacting with her brother and parents as if she was part of the family. That meeting will bring a lot of stress and old memories back

Byul-YI met this guy who has a 2-year-old little boy.  He tells her that he divorced because his wife was an absent mother. They become close to the point the man considers that they are a couple. The baby spends so much time with her that she develops maternal love for him. One day, Byul-YI goes to the kid's school to pick him up and she meets his mother. Both women sit side by side and find out interesting things  

Chae Rina builds a B&B and decides to invite several female idols to spend a Saturday together The 44-year-old calls not only her Kick a goal close friends but also some artists she met in the early years like Lee Hyori ,Ok Joo-hyun and Kim Shin-young  Rina asks them to bring someone they like and have become close to within the music industry. Despite lots of schedule conflicts, the place gets filled with famous and powerful woman on that Summer day.  

A respectful lawyer is sent to a restaurant by her best friend to have a blind date. Things certainly turn out to be quite different from what she expects.

Toxic people threw so much hate at two innoncent young girls who were just trying to work hard and be themselves. Becky swallowed her pain as much as she could. Until she didn't. Freen adored the younger one too much to force a situation. This is the story of the end of what could have been. And beginnings of opposite journeys.. Can tortuous paths run and ever meet again?