Age: 32 Gender: Male Occupation: Genius film director Family: Father Woo Chul-gyu, Mother Lee Hwa-yeon English Name (Alias): Ian Woo Lives in a house that doubles as his studio in Korea. He is fully aware of the surgical scar above Ju Ijae's ankle bone, but he hasn't been able to bring it up to her yet. He likes Ju Ijae, and after he confesses his feelings first, they start dating. He has just finished filming the movie 'Gyeongseong Sonata' with Ju Ijae and is holding a special preview. 'Gyeongseong Sonata' is an incredibly precious film to both him and Ijae. After spending his teens living only in the world his parents designed, he broke out of his shell and ran fiercely through his 20s to finally achieve his dream of becoming a film director. After his first feature film swept international film festivals in a brilliant debut, he returns to Korea to meet Ijae, his first love and the person who planted the dream in him and promised to make movies with him. He came back because he wanted to produce a movie with Ijae again.

Age: 26 Gender: Male Occupation: Bit-part actor He likes Oh Hana. He is a friend of Ju Ijae's younger brother, but he is also close to Ju Ijae and Woo Subin. He gets cast in Woo Subin and Ju Ijae's movie 'Gyeongseong Sonata' as the male lead. A bit-part actor who dreams of becoming the next Takeshi Kaneshiro of Korea. Despite his father's ultimatum to take over the raw fish restaurant if he doesn't make something of himself by thirty, he never lets go of acting, fueled by the belief that 'effort never betrays you.' Then one day, while at a filming site for a part-time delivery job, he catches the eye of top actress Hana, beginning an unexpected connection.

Age: 27 Gender: Female Family: Mother Ahn Su-hee She likes Shim Yu-geon. She is cast as the female lead in Woo Subin and Ju Ijae's movie 'Gyeongseong Sonata.' A top actress and former Miss Korea, she is the daughter of Su-hee, the head of Topline Entertainment. Thanks to her famous mother, she has never lived a life without cameras from the moment she was born. Although she lives as a top star everyone envies, she had never dreamed a dream of her own until Yu-geon appeared, causing her to look back at herself for the first time.

Age: 34 Gender: Male He likes Choi Sarang. At Woo Subin's request, he became the investor and CEO for 'Gyeongseong Sonata.' The CEO of a film production company and Subin's close older friend. He entered the film industry because he loved movies, which were his only friends during his school days, and that's when he met Subin. Despite being polar opposites, they get along well and have grown closer than friends or colleagues, becoming like family. When Subin said he was leaving for Korea to find his first love, In-wook followed him out of trust and ends up becoming intensely entangled with Sarang in Korea.

Age: 33 Gender: Female She is interested in/loves Seo In-wook. She is close friends with Ju Ijae. A writer for dating reality shows. Her hobby is reading romance novels, and her specialty is dating; she lives up to her name (Sarang means 'Love') as a true romantic. While navigating various dating genres like a protagonist in a romance novel in search of fateful love, she tries to recruit In-wook for a dating show after a chance encounter, only to fall into strange, fluttering feelings for him instead.