A half-breed slave enters the night trial carrying only his father's broken pickaxe, and the noble's daughter everyone says should never touch him becomes his only ally.
A half-breed slave has been beaten all his life and never told who his father was. Before the night trial, his mother presses his father's legacy item into his hands: it belongs to him, and when the time comes it will speak for him. On the trial field the nobles laugh at the slave for carrying a broken tool, and the noblewoman Lana, Lord Vox's daughter, betrothed to Cassius, steps in to help him. He is pushed into a second trial that demands he awaken the underworld state — a feat no mortal has achieved in a thousand years, on pain of death for failure.
Shadow of the Underworld is available on YourChannel through its official player.
Source: YourChannel official drama page & player — editorial coverage based on the opening arc; series details verified 27 Oct 2026.
Episode one sets the caste cruelty of the trial ground. The horn calls for men, and the nobles tell the half-breed slave he is not even fit to sign his own name, promising he will one day kneel and swallow his words. The crowd assumes a slave or two dying in the trial will go unnoticed. His mother takes the beatings as part of life, then hands him his father's thing to carry into the night trial; he worries he will be laughed off the field, and asks again who his father was. When he answers a mocking noble that at least what he carries is his own, the legacy item reacts to his blood.
Episode four brings Lana, Lord Vox's daughter, into open conflict with her betrothed Cassius, who cannot understand why she helps a slave in public. She answers that who she touches is none of his concern, because they are not married yet. The slave says he has never made a single choice for himself in his life, then decides to try insolence himself. The authority keeps him on for the second trial: awaken the underworld state, and fail and he dies on the spot for blasphemy; no mortal has roused it in a thousand years.
Episode six moves to a secret night meeting. The slave notes his enemies do not dare kill him in the open and work through hidden means instead. Lana comes alone and tends his wound with a soulstone remedy, warning that Valden will go for the kill in tomorrow's duel and that Cassius has already handed over the plan. They examine the broken pickaxe, which she recognizes from old texts as no ordinary tool; he says it has waited for him, as if it already knew him, for as long as he can remember.
Dirty, guarded, and long used to beatings, he enters the night trial with the broken pickaxe his father left behind rather than a noble's arms. He has spent his life with no choice of his own, and the trial is the first place he dares answer the mocks and claim what is his.
"At least what I carry is my own." — episode 1
Raised inside a noble house and promised to Cassius, Lana steps between the slave and the public humiliation of the trial field. She sneaks away at night to tend his wound and warns him about the planned duel, the one person who makes him feel he might fight back against his arranged life.
"I've never made a single choice for myself in my life." — episode 4
The noble pledged to Lana, he publicly demands why she would touch a slave and frames her help as damage to his family's honor. He later passes the duel plan to Valden, positioning himself against the slave inside the trial world.
The opening arc moves from the night trial field, to Lana's public defiance, to the secret meeting before the duel. Five editorial picks from episodes 1–6 — no ending spoilers.
The nobles mock the slave for bringing nothing but a stick to the formal trial. He answers that what he carries belongs to him, in contrast to the glory the nobles hold over him.
The mother hands over the item his father left behind, saying it will speak for him when the time comes. The slave still does not know who his father was, and the tool later reacts to his own blood.
Cassius confronts Lana over helping the slave where the whole household can see; she replies that they are not married yet and who she touches is none of his concern.
The authority keeps the half-breed for another trial: awaken the underworld state or die on the spot. No mortal has roused it in a thousand years, and the crowd waits to watch him fail.
In the secret night meeting Lana warns that Valden will attack to kill in tomorrow's duel and that Cassius has already supplied the plan. The broken pickaxe is recognized as a tool recorded in old texts.
Frames from the opening arc — swipe to browse.
Our editors' notes on the opening arc — personal picks, not audience feedback.
"The trial field establishes the cruelty in concrete caste language: unfit to sign his name, one slave dying unnoticed, firewood in his hands. The father's legacy answer to his blood gives the underdog a supernatural anchor instead of a purely sympathetic story."
"Lana's defiance works because she has her own cage — a betrothal she never chose — so her help for the slave is also her first independent act. The duel warning in episode six keeps the romance tied to an immediate threat rather than a slow palace courtship."
Best for viewers who like underworld trial fantasy with a slave underdog, a forbidden noble alliance, and a legacy weapon; if you want a settled romance or a gentle court setting, the opening arc stays on caste cruelty, trial deadlines, and a planned duel. Compared with most underworld revenge shorts, this one anchors the rise in a ritual awakening trial and a father's relic rather than a prison breakout — that trial structure is both its strength and its limit.