Xiao Yi Xian

Biodata

Feature	Value
Name	Xiao Yi Xian (小医仙)
Gender	Female
Affiliation	Ten Thousand Medicines Shop, formerly; Xiao Yan’s traveling companions; temporary guest of the Xiao Clan 56 94 140
Occupation/Role	Physician, medicinal-powder preparer, and poison master 57 78 94
Constitution	Woeful Poison Body 57
Highest Confirmed Realm	Dou Wang 163
Status	Alive following treatment with Xiao Yan’s experimental pill 181
First Appearance	Chapter 56, “Green Mountain Town” 56

Power Progression

Stage / Realm / Level	Chapter	Notes
Below Dou Zhe	56	Despite her low cultivation, her medicinal powders can incapacitate low-star Dou Zhe.
Preparing to condense the Dou Qi Vortex	83 86	Receives Qi Gathering Powder. Stored energy from high-grade poisons gives her confidence that early breakthroughs will not encounter bottlenecks.
Da Dou Shi	141	Explicitly identified at this realm when joining Xiao Yan and Medusa’s journey to the Chuyun Empire.
Temporary increase of several stars	143	Activating the Woeful Poison Body raises her realm temporarily while she helps temper Nether Old Ghost’s puppet.
Dou Wang	163	Intensive pill-assisted cultivation produces gray-white Dou Qi wings with purple halos. Her body and meridians struggle to withstand the increased energy.
Poison Tempering enhancement	164 165	Her physical strength nearly catches up to her Dou Qi realm. This is a temporary bodily enhancement, not a separate realm breakthrough; it disappears when she deactivates the Poison Body.

Background / History

Xiao Yi Xian’s original name, age, and background were lost with her mother’s death. Her mother died because of the Woeful Poison Body, and memories of people harmed by her poison continue to haunt her 60 96 150.

She spent several years in Green Mountain Town, preparing medicines for the Ten Thousand Medicines Shop. With little cultivation and no powerful backing, she depended on the shop’s interest in her skills for protection. She personally checked every powder and potion sold rather than casually entrusting work that affected patients’ lives to others 78 79 164.

Her physician identity concealed her poison-making talent and consumption of poison. She feared that exposure would destroy her livelihood and provoke the town’s mercenary groups into hunting her. Xiao Yan discovered her secret during a visit to the shop, recognizing the faint toxins in her breath 57.

Xiao Yan openly told her that he needed her power and intended to develop her into a formidable poison master, promising to seek a solution to her constitution and eventually let her choose her own life. The possibility of using her feared power to protect others gave her a reason to follow him 61 62 75.

Appearance

Xiao Yi Xian initially appears in a pale white dress, with light steps and a calm, ethereal bearing. Activating her Woeful Poison Body produces a markedly colder and more savage presence 57 143.

• Eyes: Her pupils begin turning faintly purple when powerful poison agitates her constitution 57.
• Activated Poison Body: Her long hair turns gray-white, accompanied by corrosive gray-purple currents of air 143.
• Dou Qi wings: Gray-white with purple halos after reaching Dou Wang 163.
• Poison Tempering: Her skin develops a bluish-purple tint and interconnected patterns; these recede when she closes the Poison Body 164 165.

Personality

Healing remains Xiao Yi Xian’s lifelong ambition, even after she accepts the role of poison master. She envies alchemists for their ability to save lives and live without persecution, and takes particular pride in demonstrating that poison can also serve as medicine 78 157.

Her composed public manner conceals fear of exposure, guilt over past deaths, and anxiety about losing control. She is also pragmatic about dependence: without a clan or faction to protect her, she regards Xiao Yan as essential to her survival 57 60 164 165.

Around Xiao Yan, she becomes more outspoken, teasing him and protesting his rough treatment. This confidence does not translate into combat experience; she remains comparatively harmless in demeanor and poorly prepared for serious battles 77 152 167.

Abilities & Skills

Woeful Poison Body

Her constitution consumes poison to strengthen her cultivation, but accumulated toxicity can force an uncontrolled release 57 161.

• Poison absorption: High-grade toxins act as powerful nourishment. A small portion of fifth-tier Brand Poison intoxicates and disorients her rather than causing ordinary severe poisoning 57 58.
• Toxin recognition: In the Chuyun Empire’s poisonous atmosphere, she can identify the types and strength of toxins by looking at them 141.
• Poison release: Activation produces corrosive Poison Dou Qi. Her Essence Blood is potent enough to transform a Dou Emperor-level puppet and cause severe backlash in its Dou Zong master 143.
• Poison domain: During an unstable release, nearby beings develop deadly poison within their bodies 161.
• Effect on poisonous creatures: Intelligent poisonous organisms instinctively fear her constitution; some venoms actively dodge her approach 148 149.
• Limits: Excessive consumption can leave her unconscious with poison “indigestion.” Her tolerance is exceptional, not unlimited 158.

Medicine and Poison Preparation

Xiao Yi Xian is an accomplished physician and apothecary; her aspiration to become an alchemist is distinct from her established medicine-preparation skills 57 78.

• Combines ordinary healing ingredients, including Blood Chrysanthemum Thorn and Poison Vine Snake scale powder, into effective poisons 57.
• Prepares powders capable of overwhelming low-star Dou Zhe despite not initially reaching Dou Zhe herself 56.
• Gives patients precise instructions for treating poisonous sores and applying divided doses 140.
• Selects toxins from her own body to numb Xiao Yan’s body and dull his soul perception, relieving pain during refinement 157.

Pill-Assisted Cultivation

Xiao Yan emphasizes medicinal pills during her early cultivation to reduce reliance on poison and delay an eruption 83 98.

• Accumulated pill poison, normally a harmful side effect, can contribute to her cultivation 86.
• Large quantities of pills enable exceptionally rapid advancement to Dou Wang 163.
• Her physical body does not strengthen at the same pace: excessive Dou Qi causes swelling and stabbing pain in her meridians, with a risk of bodily failure 163.

Poison Tempering

Adapted from Nether Old Ghost’s poison-puppet secret art, Poison Tempering redirects released toxins into her flesh 164 165.

• Raises her physical strength to nearly match her Dou Qi realm.
• Requires no additional Dou Qi expenditure to maintain while the Woeful Poison Body remains active.
• Causes corrosive pain that interferes with her control.
• Loses its strengthening effect when she deactivates the Poison Body.
• Offers a possible way to reduce uncontrolled leakage by giving released poison somewhere to go 164 165.

Combat Training

Her powerful constitution initially exceeds her practical fighting ability 167.

• Produces poison mist that Medusa finds difficult to counter during sparring 166.
• Uses a spreading Poisonous Marsh to pressure Yan Luotian into surrendering cultivation materials 171.
• Struggles to deploy Dou Qi Armor properly and is impaled during training after exhausting her Dou Qi 167.

Equipment / Items

• Seven-Colored Poison Classic — Assigned to her by Xiao Yan when dividing the tomb’s treasures 81.
• Brand Poison — A fifth-tier poison supplied for cultivation; Xiao Yan later confiscates the bottle to regulate her intake 58 75 83.
• Qi Gathering Powder — Provided for condensing her Dou Qi Vortex 86.
• Two Dou Technique scrolls — Selected from Yao Lao’s collection and left for her by Xiao Yan 86.
• High-rank Dou Zong poison gas — Extracted from a skeleton; even one mouthful can sustain several days of cultivation 121.
• Purple crystal containing a Sub-fire — Intended to cleanse deadly poison after each release of her Woeful Poison Body and help prevent loss of control 157.
• Xuan Heavy Ruler — Used during cultivation and training; its injuries lead her to demand a safer tool 167 180 181.

Relationships

• Xiao Yan — Benefactor, cultivation sponsor, and traveling companion. Their arrangement begins with his explicit need for her power, develops into personal dependence and affection, and includes frequent teasing and arguments. He introduces her to the Xiao Clan as his junior sister, though she is unsure how to define their relationship 61 62 94 167.
• Yao Lao — Values her potential, supplies a theoretical Poison Pill Method, and helps adapt Poison Tempering to her constitution 97 98 164 165.
• Xun Er — Initially treats her as a rival and confronts her about Xiao Yan’s intentions. Xiao Yi Xian fears her hostility but later persuades her to allow the Chuyun journey 96 113 121 140.
• Medusa — Traveling companion and sparring partner. Protects her from Nether Old Ghost’s puppet and encourages her cultivation, but accidentally impales her during training 144 163 166 167.
• Xiao Zhan and the Xiao Clan elders — Receive her as a temporary guest despite initial concern about her poison-master identity 94 96 121.
• Ling’er — Her maid at the Ten Thousand Medicines Shop, whom she instructs to provide poison-clearing powder for visitors 56.
• Mother — Deceased; her death from the Woeful Poison Body is a lasting source of grief 96 150.

Story Role / Major Arcs

Leaving Green Mountain Town

• Xiao Yan’s Brand Poison test reveals her extraordinary tolerance but leaves her intoxicated. After waking, she suffers a nightmare involving victims of her poison 58 60 61.
• She begins traveling with him, revisits the town, and leaves without attachment to her former home 75 77 78 79.
• At the Xiao Clan, her uncertain relationship with Xiao Yan attracts the elders’ curiosity and Xun Er’s jealousy 94 96 113 121.

Chuyun Empire Expedition

• Returns to selling medicinal powders in Wutan City before Xiao Yan recruits her as protection against poison 140.
• Helps temper Nether Old Ghost’s puppet, demonstrating the value of her constitution and prompting compensation that includes poison resources and information about a marsh 143 144.
• Assists in exploring poisonous terrain and consumes Spirit Gu despite its disgusting nature 149 150.
• Supplies Essence Blood for Xiao Yan’s preparations against Xie Bi Yan and later uses poisonous blood to relieve Xiao Yan’s refinement pain 152 157.
• Excessive poison intake culminates in unconsciousness and a forced, unstable release of her Poison Body 158 161.

Strengthening and Recovery

• Reaches Dou Wang through pills, then experiments with Poison Tempering to address the mismatch between her cultivation and physical strength 163 164 165.
• Sparring exposes her lack of combat experience; Xiao Yan treats the wound after Medusa accidentally stabs her 166 167.
• Following further cultivation injuries, an experimental pill leaves her temporarily motionless and panics Xiao Yan. She recovers, with Yao Lao identifying effects that replenish vital energy and remove hidden injuries 180 181.

Notable Quotes

“Hmph, hmph~ How is it? Poison can be used as medicine too, right!” 157

“People like us would be considered complete freaks even among poison masters!” 150

“At least show some medical ethics!” 167