Silei

Biodata

Feature	Details
Name	Silei (司雷)
Alias(es)	Officer Silei
Gender	Female
Age	39 at the time of her meeting with Chiba 133
Affiliation	Core City Police Headquarters, District 3; AHgAs Bell Tower Workstation; jointly appointed by District 3 Police Headquarters and AHgAs Office 004 for the Hoffman Case 133 138
Occupation/Role	Police officer; specially appointed investigator; investigator attached to the Workstation Reconnaissance Division 138 338
First Appearance	Chapter 133: “Silei”

Background / History

Silei traveled to District 3 in 4614 using another woman’s identity. After arriving, she disposed of the identification; a Victory Day general amnesty the following year allowed her to obtain a legitimate identity and rebuild her life with others’ help 453 755 879.

In winter 4617, she traveled to Core City for an Assistant Field Operative interview. She was the only woman among the 27 candidates who had passed the initial screening and had spent a week suffering insomnia over the gender bias she expected to face. During the journey, a woman calling herself “Paka”—later revealed as Anna Sokolova—comforted her, an encounter Silei credited with helping her through the ordeal. She ultimately entered the Workstation’s Reconnaissance Division 338.

By the time she met Chiba, Silei was a District 3 police officer who could assist AHgAs investigations when necessary. She was also the mother of a sixteen-year-old son, Xiaoyu, whose illness later became a major personal burden 133 752 856.

Silei is also identified as Xu Ruyi’s doppelganger. Her impulsive visit to Xu Ruyi caused Xu to panic and flee, leaving Silei guilty over the distress she had caused 862.

Appearance

Silei is initially described as a short woman. Although she presents herself with a friendly, professional demeanor, prolonged investigations and poor sleep visibly take a toll on her appearance 133 165 1148.

• Short stature 133
• Often has dark circles and a fatigued expression after working through the night 165 454
• Later becomes notably thin and gaunt, alarming Victoria on their reunion 1148

Personality

Silei is highly principled and views the capture of criminals as a personal professional obligation. She favors procedural justice, evidence, and due process; she rejects condemning people merely for what they might become in the future 145 351 447.

Her sense of responsibility extends beyond formal assignments. She repeatedly advocates for civilian safety, becomes frustrated by Chiba’s indifference toward stranded passengers, and returns to danger after evacuating Hesta in order to help people still trapped below 360 333.

Though stern and sometimes blunt, Silei is empathetic toward vulnerable people. She cares for Hesta during a crisis, defends Zero from Buli, protects Gustav when he is being targeted, and later argues that people manipulated into harmful actions may have had few meaningful choices 306 345 568 586.

Her dedication can become self-destructive. She routinely overworks, sleeps poorly, and judges herself harshly when she believes she has failed to communicate or protect others effectively 409 460 1148.

Abilities & Skills

Investigation and Deduction

Silei is an analytical investigator who works from physical evidence, inconsistencies, witness accounts, and behavioral patterns.

• Identified that the killer’s mailed photographs were likely intended for Viscount Richi to see, rather than serving as a meaningless ritual 138
• Established a Special Investigation Team for the Hoffman Case and selected its members herself 138
• Pursued leads through fabricated newspapers, old journalism records, Nia Province, and the Valeri Alliance 157 158 165 289
• Reconstructed Roger Gray’s driving route, noticed missing property from the inventory list, and continued investigating despite the family’s request for privacy 273
• Recognized the four separate origins of the Farm of Many Women fire as evidence of arson 1153

Police Command and Procedure

Silei can take control of chaotic investigations, issue clear instructions, and challenge improper uses of authority.

• Ordered subordinates to conduct thorough scene examinations and household inquiries 142 273
• Confronted Pauler when city guards remained in Tanyi contrary to her withdrawal order 157
• Organized briefings and enforced safety procedures among Ascending Bright passengers 563 564
• Insists that accusations require evidence and that legal judgment cannot rest on conjecture 351

Firearms and Field Response

Silei carries and uses a pistol in emergencies. Despite lacking Quicksilver Needle abilities, she responds quickly when civilians are in immediate danger.

• Drew her weapon to assist Ligo against hostile crew members and fired on their limbs to stop the attack 507
• Shot armed attackers while rescuing victims during the ship’s violence 517 518
• Reacted immediately to threats against herself and others, including Deep Anchor operatives 1288
• Limit: Silei is an ordinary police officer rather than a combat-sequence Quicksilver Needle; she is vulnerable in direct combat and is sometimes protected or extracted by Ligo 333 517
• Limit: Office 2 later excludes her from the combat roster because of her emotional immersion in the crisis 547

Translation

Silei can translate conversations for Hesta when Hesta cannot follow the local language spoken by the girls from Juzhen Town 639.

Equipment / Items

• Police identification — allows her to pass temporary checkpoints and exercise police authority in District 3 133
• Pistol — used in armed confrontations aboard the Ascending Bright 507 517
• Matches and matchboxes — she carries matches despite not smoking; her son collects matchboxes, and Silei later reveals a matchbox collection of her own 133 500
• Scepter Brooch / “Eye of Power” — collected at the Hard Rock Bar for the Ascending Bright’s Night Banquet activities 504 508

Relationships

• Chiba Masaki — Initially a traveling companion and investigative collaborator. Their relationship becomes strained by Chiba’s narrow interpretation of Quicksilver Needle duty, her connection to Anna, and her attempt to have Silei alter her Ascending Bright report 133 360 856 1176.
• Hesta / Jane / Eureka — First met while Hesta was confined at Ava Morgan’s residence. Silei later protects her during injury and psychological crisis, investigates alongside her, and becomes one of her trusted companions despite recurring disagreements over justice and responsibility 135 306 307 447 1292.
• Ligo — A close field ally on the Ascending Bright. Ligo repeatedly protects Silei in combat, while Silei supports Ligo’s safety, investigates with her, and trusts her judgment 506 515 517 508.
• Victoria — Fellow investigator and longtime acquaintance. Victoria respects Silei’s work but is deeply concerned by the physical toll of Silei’s exhaustion 214 1148 1153.
• Anna Sokolova / “Paka” — Anna encouraged Silei before her 4617 interview, leaving a lasting impression. Their later reunion is warm at first, but Silei eventually suspects Anna’s involvement in the Ascending Bright incidents 338 442.
• Pauler — A fellow District 3 investigator whose authority Silei challenges during the Hoffman Case; their professional relationship is marked by tension over control of the investigation 138 157 283.
• Xiaoyu — Silei’s son. Their relationship is distant and tentative despite their biological connection, and his worsening illness places Silei under severe emotional pressure 133 752 856.
• Gustav — A vulnerable passenger whom Silei protects after Helen disappears and others begin bullying him; he asks to become her Risk Passenger 541 568.

Story Role / Major Arcs

Hoffman Case

Silei enters the story as the specially appointed investigator for the Hoffman Case. After meeting Chiba and visiting Ava Morgan’s residence, she interviews Hesta, considers the possibility that the killer could be a female Quicksilver Needle, and takes over the stalled investigation by forming a Special Investigation Team 133 135 138.

She develops key deductions about the burned photographs sent to Viscount Richi, investigates public photo distributions, and follows evidence involving Richi’s abuses, the Valeri Alliance, and a possible connection to the Assassin 138 142 158 165 289.

Ascending Bright Voyage

On the Ascending Bright, Silei acts as a civilian investigator among Quicksilver Needles, extremist groups, and increasingly unnatural shipboard events. She protects Zero from Buli, argues against the Thorn Monks’ coercive rhetoric, and refuses to accept that passengers should be judged or punished based on predicted futures 345 348 351.

As the voyage deteriorates, Silei becomes an advocate for passenger safety. She challenges Chiba’s refusal to reassure civilians, investigates the alleged Chelated Being, attempts to open the Guide against Bernhard’s orders, and helps establish order during the ship’s political disputes 360 381 458 564.

She also survives repeated violent incidents aboard the ship, including attacks by artificial crew members and a massive explosion. Her wounds later heal at an unnaturally rapid rate, leading her to suspect manipulation by the crew 507 576 616.

Post-Voyage Investigations

After the voyage, Silei files a report on the Ascending Bright that includes Anna’s conduct. When Chiba pressures her to retract or alter it, Silei refuses and prepares for possible retaliation, even while dealing with Xiaoyu’s worsening condition 856.

She later reunites with Hesta and Victoria at the Farm of Many Women, investigates arson and the farm’s earlier abuses, and begins questioning whether AHgAs still aligns with her personal convictions 1148 1153 1159 1176.

Notable Quotes

“No criminal should escape the law’s punishment. Since he killed someone, I must catch him. If he escapes, it’s my dereliction of duty!” 145

“No one can convict another based on conjecture... I thought this was basic common sense?” 351

“Bullshit rules!” 458

Trivia

• Silei does not smoke, but carries matches because of her and her son’s interest in matchboxes 133 500.
• She was initially mistaken by Chiba for someone around the same age, despite being eleven years older 133.
• She regards asking for help as an act of courage after reading the words engraved on Hesta’s brooch 472.