My Mother, the Mermaid

Ineo gongju is a movie starring Jeon Do-yeon, Park Hae-il, and Du-shim Ko. Na-young works at a post office and is sick and tired of being around her shamefully unyielding mother and her pushover father who's excessively nice. The...
A young woman who has a problem in getting along with her mother is transported back in time and is delighted to discover that her mother had been a very different person back in her youth.