Kang Joon-sang (played by Bae Yong-jun) is a protagonist in Winter Sonata.
Son of an eminent musician, initially quiet and introverted in Korea. After a car accident and brainwashing by his mother, he loses his memory, relocates to the US as Lee Min-hyung, and returns a decade later as an open-minded, award-winning architect who reconnects with his past love. Jeong Yoo-jin (played by Choi Ji-woo) is a protagonist in Winter Sonata.
Joon-sang's classmate and first love who shares a deep childhood bond with him. Ten years later, she postpones her engagement, works alongside the amnesiac Min-hyung, and suspects he might be her lost love, eventually becoming the object of his affection. Kim Sang-hyeok (played by Park Yong-ha) appears in Winter Sonata.
Yoo-jin's childhood friend and former fiancé. Her decision to delay their engagement is triggered by seeing Min-hyung on the street. Oh Chae-rin (played by Park Sol-mi) appears in Winter Sonata.
Min-hyung's girlfriend and Yoo-jin's past rival. She becomes jealous when Min-hyung falls for Yoo-jin, attempts to sabotage Yoo-jin by spreading lies, but her scheme is exposed after Min-hyung overhears her conversation with Jin-sook. Gong Jin-sook (played by Lee Hae-eun) appears in Winter Sonata.
Present during a conversation with Chae-rin that gets overheard by Min-hyung, leading to the exposure of Chae-rin's lies. Kwon Yong-gook (played by Ryu Seung-su) appears in Winter Sonata.
Kang Mi-hee (played by Song Ok-suk) appears in Winter Sonata.
Professor Kim Jin-woo (played by Jeong Dong-hwan) appears in Winter Sonata.
Winter Sonata (2002) character relationship network mapped with AI analysis. Explore the connections, alliances, and conflicts between characters.
Characters
Kang Joon-sang
(played by Bae Yong-jun) — protagonist
Son of an eminent musician, initially quiet and introverted in Korea. After a car accident and brainwashing by his mother, he loses his memory, relocates to the US as Lee Min-hyung, and returns a deca...
Jeong Yoo-jin
(played by Choi Ji-woo) — protagonist
Joon-sang's classmate and first love who shares a deep childhood bond with him. Ten years later, she postpones her engagement, works alongside the amnesiac Min-hyung, and suspects he might be her lost...
Kim Sang-hyeok
(played by Park Yong-ha) — supporting
Yoo-jin's childhood friend and former fiancé. Her decision to delay their engagement is triggered by seeing Min-hyung on the street.
Oh Chae-rin
(played by Park Sol-mi) — supporting
Min-hyung's girlfriend and Yoo-jin's past rival. She becomes jealous when Min-hyung falls for Yoo-jin, attempts to sabotage Yoo-jin by spreading lies, but her scheme is exposed after Min-hyung overhea...
Gong Jin-sook
(played by Lee Hae-eun) — supporting
Present during a conversation with Chae-rin that gets overheard by Min-hyung, leading to the exposure of Chae-rin's lies.
Kwon Yong-gook
(played by Ryu Seung-su) — supporting
Kang Mi-hee
(played by Song Ok-suk) — minor
Professor Kim Jin-woo
(played by Jeong Dong-hwan) — minor
Yoo-jin's Mother
(played by Kim Hae-sook) — minor
Canonical Relationships
Family, romantic, and professional connections based on plot evidence.
Yoo-jin's Mother → Jeong Yoo-jin
(mother)
角色名包含关系词: mother
Kang Joon-sang → Professor Kim Jin-woo
(Professional Mentor)
Kang Joon-sang → Oh Chae-rin
(Romantic Interest)
Kang Joon-sang → Kim Sang-hyeok
(Romantic Love Triangle)
Kang Joon-sang → Kang Mi-hee
(Family Mother)
Kang Joon-sang → Jeong Yoo-jin
(Romantic First Love)
Story Dynamics
Alliances, conflicts, and narrative interactions that evolve throughout the story.
Kang Joon-sang → Kwon Yong-gook
(Social Classmate)
Kim Sang-hyeok → Oh Chae-rin
(Social Friend)
Jeong Yoo-jin → Gong Jin-sook
(Social Friend)
Jeong Yoo-jin → Oh Chae-rin
(Social Friend/Rival)
Jeong Yoo-jin → Kim Sang-hyeok
(Social Childhood Friend)
Story Analysis
The season follows a lost romance that reemerges through mistaken identity, recovered memory, family opposition, and a medical crisis.
