Stéphane lives a quiet life as an eminent French Chef but when he decides to visit Soo, a mysterious Korean lady he fell in love with on Instagram, he'll embark on an adventurous journey full of discoveries.

Se-ha who is a physically handicapped and Dong-gu who is a mentally handicapped are not their own brothers. But while living 20 years together, the two became indispensable to each other. One day, the mother of Dong-gu suddenly visits him and acts as his guardian.