Oh Jang-mi / Ma Seo-rin (played by Ham Eun-jung) is a protagonist in The First Man.
Chae Hwa-young (played by Oh Hyun-kyung) is a protagonist in The First Man.
Kang Baek Ho (played by Yoon Sun-woo) appears in The First Man.
Kang Jun Ho (played by Park Geon-il) appears in The First Man.
Kang Nam Bong [Baek Ho and Jun Ho's father] (played by Jung Chan) appears in The First Man.
Jin Hong Ju (played by Kim Min-seol) appears in The First Man.
Jung Suk Hui (played by Jeong So-yeong) appears in The First Man.
Yeom San Wol [Hong Ju's mother] (played by Kim Sun-hye) appears in The First Man.
The First Man (2025) — Character Map & Story Timeline
The First Man (2025) interactive character relationship network and AI-powered story timeline. Explore the connections, alliances, and conflicts between characters across the narrative arc.
AI Narrative Summary
Overall narrative architecture across all 1 seasons focusing on lineage, corporate power, and identity deception
Character Network — 13 Characters
Oh Jang-mi / Ma Seo-rin (Ham Eun-jung) — protagonist
Chae Hwa-young (Oh Hyun-kyung) — protagonist
Kang Baek Ho (Yoon Sun-woo)
Kang Jun Ho (Park Geon-il)
Kang Nam Bong [Baek Ho and Jun Ho's father] (Jung Chan)
Jin Hong Ju (Kim Min-seol)
Jung Suk Hui (Jeong So-yeong)
Yeom San Wol [Hong Ju's mother] (Kim Sun-hye)
Han Yeong Ja [Baek Ho and Jun Ho's mother] (Choi Ji-yeon)
