Cha Hae-joon (played by Ha Ji-won) is a protagonist in Sector 7.
Main character and oil rig worker. Her uncle secretly conspires to breed a long-burning life-form for fuel. After the creature escapes and kills several crew members, she survives and fights alongside the remaining workers to kill the beast using firearms and its weakness to flame. Kim Dong-soo (played by Oh Ji-ho) is a protagonist in Sector 7.
Lee Jeong-man (played by Ahn Sung-ki) appears in Sector 7.
Do Sang-goo (played by Park Cheol-min) appears in Sector 7.
Go Jong-yoon (played by Song Sae-byuk) appears in Sector 7.
Jang Moon-hyeong (played by Lee Han-wi) appears in Sector 7.
Cha Hae-joon's Father (played by Jeong In-gi) appears in Sector 7.
Park Hyeon-jeong (played by Cha Ye-ryun) appears in Sector 7.
Sector 7 (2011) character relationship network mapped with AI analysis. Explore the connections, alliances, and conflicts between characters.
Characters
Cha Hae-joon
(played by Ha Ji-won) — protagonist
Main character and oil rig worker. Her uncle secretly conspires to breed a long-burning life-form for fuel. After the creature escapes and kills several crew members, she survives and fights alongside...
Kim Dong-soo
(played by Oh Ji-ho) — protagonist
Lee Jeong-man
(played by Ahn Sung-ki) — supporting
Do Sang-goo
(played by Park Cheol-min) — supporting
Go Jong-yoon
(played by Song Sae-byuk) — supporting
Jang Moon-hyeong
(played by Lee Han-wi) — supporting
Cha Hae-joon's Father
(played by Jeong In-gi) — minor
Park Hyeon-jeong
(played by Cha Ye-ryun) — supporting
Hwang In-hyuk
(played by Park Jeong-hak) — supporting
Jang Chi-soon
(played by Park Young-soo) — supporting
Yoon Hyun-woo
(played by Oh Min-suk) — supporting
Key Relationships
Cha Hae-joon's Father → Cha Hae-joon
(father)
Jang Chi-soon → Cha Hae-joon
(Alliance Teammate)
Jang Moon-hyeong → Cha Hae-joon
(Alliance Teammate)
Go Jong-yoon → Cha Hae-joon
(Alliance Teammate)
Do Sang-goo → Cha Hae-joon
(Alliance Teammate)
Lee Jeong-man → Park Hyeon-jeong
(Professional Research Partner)
Park Hyeon-jeong → Yoon Hyun-woo
(Professional Colleague)
Jang Moon-hyeong → Jang Chi-soon
(Professional Colleague)
Do Sang-goo → Go Jong-yoon
(Professional Colleague)
Lee Jeong-man → Hwang In-hyuk
(Alliance Conspirator)
Cha Hae-joon → Kim Dong-soo
(Professional Colleague)
Cha Hae-joon → Lee Jeong-man
(Family Nephew-Uncle)
Story Analysis
Oil rig workers battle a deadly creature after a secret breeding experiment fails.
