Haejin Park, a trauma therapist, is forced to face her family's darkest past when she returns to her childhood countryside-farm to console her heartbroken younger sister.
Four school friends and their singing teacher make up a fun and very promising romantic music cover band until a big fight breaks them up. Seven years later, thanks to the marriage of one of them, they meet again.
Javier and Felipe are now full-time parents to their daughters. However, the fathers discover the girls are missing something: a mother. To find her, they invite their girlfriends on vacation with a secret plan.