Left alone on a trip to Hong Kong, Tomoko, a sales woman from Japan finds herself the victim of a purse-snatching. The police arrest the man she points out, but it turns out to be the wrong person: a young Korean man named Ji Hoon. Despite his anger and humiliation, he takes her out to dinner since she has lost all her money, and in return, she agrees to model for his amateur film. What follows is a magical and romantic two days. Upon returning to their respective countries, Tomoko must return to her nine-to-five job and Ji Hoon must resume studying to join the family business rather than pursuing his dream of becoming a film director. But soon the two begin to email each other and rekindle their relationship despite the distance and obstacles between them. Marking the very first time in television history that a drama has been co-produced between Japan and South Korea, the story shows us that love has no borders.
When his boss, Dae Jung, goes missing in a ship accident, the company sends Woo Joo to Osaka to finish his business. On his last day in the city, Woo Joo chases someone looking exactly like Dae Jung to Taisho, an area in Osaka. He ends up losing him, but the sound of a guitar draws Woo Joo to a small bar, Pier 34. Its owner, Snow, somehow reminds him of Dae Jung, and listening to his music brings back memories. After passing out right there, Woo Joo ends up missing his flight back to Korea. He quits his job on a whim and soon meets Haruna, who is learning how to play the guitar from Snow. Woo Joo decides to stay at Pier 34 until he finds Dae Jung and so begins an unlikely vacation for him.
Fang Jia Hua is the successor of a business. His dream is to open a chocolate store and be an expert in chocolate. He ends up leaving his business and his family to fulfill his dream. Hong Xi En is someone who spent her days slogging and taking up part time work. One day, she ends up working for him and above all, she has to dress herself as a man for the job.
A man killed himself. Due to his death, three of his former classmates from art school, reunite for the first time in a long while. These three people have connections to the man in different ways, including his ex-girlfriend, the manager of a rugby club where the man played, and his ex-boyfriend. While struggling with their own lives, these three people begin to meet and have meals together.
Oda Chiharu worked as a designer for a company she has long coveted to work for, but, due to bullying by her boss, she quit her job. She finds pleasure in cooking and serving her food to other people. When she is alone, she often eats food from the convenience store.
Nakamura Seiko works in the PR department for a cosmetics company. Being influence by her family, she has grown up with the idea that marriage is mandatory and not optional. She now has a strong desire to marry, but her fiancé, who works in the same department, suddenly breaks off their engagement.
Amagai Eiji worked as a designer for an advertising agency, but he was suddenly transferred to the sales department. He doesn’t know what he wants to do anymore. He is a gay man, but he hasn't revealed his sexual orientation to his parents.
Oda Chiharu worked as a designer for a company she has long coveted to work for, but, due to bullying by her boss, she quit her job. She finds pleasure in cooking and serving her food to other people. When she is alone, she often eats food from the convenience store.
Nakamura Seiko works in the PR department for a cosmetics company. Being influence by her family, she has grown up with the idea that marriage is mandatory and not optional. She now has a strong desire to marry, but her fiancé, who works in the same department, suddenly breaks off their engagement.
Amagai Eiji worked as a designer for an advertising agency, but he was suddenly transferred to the sales department. He doesn’t know what he wants to do anymore. He is a gay man, but he hasn't revealed his sexual orientation to his parents.
Love comes in all flavors. Secret Ingredient is the story of a Korean man who gives up his entire luxurious life in Seoul in search of his childhood girlfriend, someone he’s never forgotten all these years, in the hopes that she would fall in love with him, not for who they were back then or who they are now, but for what they can aspire to be: happy, fulfilled and blissfully in love with one another.