Who is Geum Seong-je in Weak Hero?

A leader within the ruthless Union at Eunjang High, operating alongside Na Baek-jin to challenge Si-eun with escalating violence.

Who plays Geum Seong-je in Weak Hero?

Geum Seong-je is played by Lee Jun-young.

Geum Seong-je has 4 mapped relationships in Weak Hero. Explore the interactive relationship map for details.

Geum Seong-je — Provocateur & Enforcer — Na Baek-jin (Bae Na-ra)
Geum's boundary-pushing actions trigger Baek-jin's escalation, establishing a cause-and-effect power dynamic.

S2E4 notes Geum crosses a line, prompting Si-eun to strike a deal with Baek-jin, escalating Baek-jin's violent mission.
Geum Seong-je — Unintended Threat — Park Hu-min (Ryeoun)
Geum's reckless behavior inadvertently places Hu-min in severe danger, creating an adversarial dynamic.

S2E4 states Geum's line-crossing leaves Hu-min alone in the violent crosshairs.
Geum Seong-je — Indirect Threat — Seo Jun-tae (Choi Min-yeong)
Geum's boundary violations indirectly endanger Jun-tae, creating a tense, adversarial undertone.

S2E4 links Geum's line-crossing to Jun-tae being left in the violent crosshairs.
Geum Seong-je — Provocateur / Target — Go Hyun-tak (Lee Min-jae)
Hyun-tak becomes a collateral target due to Geum's aggressive behavior, heightening the overall tension.

Episode 4 notes that Geum Seong-je's actions leave Hyun-tak in the violent crosshairs alongside his peers.