Xiao Yi Xian

Biodata

Feature	Value
Name	Xiao Yi Xian (小医仙)
Alias(es)	Little Fairy Doctor 101 106
Gender	Female 3 30
Affiliation	Wan Yao Zhai, formerly; Jia Nan Academy; Lin Family household 3 33 101 243 345
Occupation/Role	Former medical practitioner at Wan Yao Zhai; Poison Master; Lin Ze’s primary wife 3 345 362
Constitution	Innate Woeful Poison Body 42
Status	Alive; last directly shown cultivating in the Ancient Nether Poison Swamp 366
First Appearance	3

Power Progression

Stage / Realm / Level	Chapter	Notes
Woeful Poison Body awakened	43	Consumes a small amount of paralytic powder under Lin Ze’s supervision, converting its toxicity into Poison Dou Qi.
Three-Star Dou Practitioner	53	Has advanced two stars in roughly two months while maintaining controlled poison intake.
Five-Star Dou Practitioner	67	Announces her breakthrough and renews her determination to catch up with Lin Ze.
Dou Master	108	An earlier breakthrough is recalled here. Escaping poison power destroyed much of her room’s decoration; its exact chapter is not specified.
Dou Grandmaster / Da Dou Shi	108	Breaks through after taking the Three-Pattern Green Spirit Pill in a forest valley. Lin Ze protects her from attracted Poison Attribute Magical Beasts.
Five-Star Dou Spirit	144	Her established cultivation level when Lin Ze gives her a Mysterious Light Treasure Mirror.
Further cultivation increase; star level unspecified	169	Her first session in the Heavenly Flame Qi Refining Tower strengthens her aura, but also increases the poison power she must control.
Early-stage Dou Emperor	231 245	Reaches Dou Emperor before leaving Jia Nan Academy; waits for Qing Lin to reach the same realm before departing for the Central Plains.
Peak Dou Emperor	245	Completing the Woeful Calamity Rune raises her from early-stage to peak Dou Emperor, one step short of Dou Ancestor.
Minor Dou Qi increase; realm unspecified	288	Her aura strengthens after practicing the orthodox Yin-Yang Complementary Dual Cultivation Technique with Lin Ze.
Nether Poison Flame refined	364	Refines the origin fire seed with medicinal protection and Lin Ze’s guidance, then binds the flame to her Woeful Calamity Rune.

Background / History

Xiao Yi Xian worked at Wan Yao Zhai in Qingshan Town, treating injured mercenaries. She met Lin Ze through the Iron Blood Mercenary Group’s visits to the clinic; later, he came to her independently for treatment. Their acquaintance developed over several years, though their early friendship remained largely confined to Wan Yao Zhai 3.

After a wolf attack overwhelmed Fire Wolf Town’s clinics, she arrived with Wan Yao Zhai’s treatment team. There, she learned that Mu Li’s interest in her had contributed to the Wolf Head Mercenary Group targeting Lin Ze. She offered him her payment of over a thousand Gold Coins as compensation, but he refused to blame her and declined the money 17 18.

Her relationship with Wan Yao Zhai deteriorated when Mr. Yao suspected that another pharmacy was trying to recruit her. He sent a guard to follow her while privately considering keeping her as his exclusive possession. After detecting the surveillance, she avoided the pharmacy’s temporary residence and sought Lin Ze’s help, despite fearing that she would expose him to another enemy 21 22. By the time they planned their departure, she regarded Wan Yao Zhai as merely a former workplace, regretting chiefly that she could not say goodbye to her friends there 33.

Appearance

Xiao Yi Xian is introduced with long black hair, a white dress, and a gentle bearing 3.

• Hair: Initially tied with a straw rope. It gradually turns white as her Woeful Poison Power grows denser, then returns to black after the Na Ling treatment 3 171.
• Clothing: Frequently wears white; during her stay with Lin Ze in Fire Wolf Town, she also wears a light green dress and cooking apron 30 91.
• Constitution mark: A Seven Colored Hidden Line on her lower abdomen identifies her Woeful Poison Body and indicates the state of its poison power 42 171.
• Tournament equipment: Wears Golden Silkworm Silk Gloves to prevent her poison attribute from harming fellow students 148.

Personality

Xiao Yi Xian is compassionate but careful about others’ dignity. When treating Lin Ze, she accepts his payment partly because she worries that refusing it would make him feel pitied or looked down upon. She also tries to compensate him for Mu Li’s harassment, taking responsibility even when Lin Ze insists that the blame belongs to his enemies 3 18.

She is observant and socially perceptive. She recognizes the advantage of Lin Ze’s cautious seating position in the library, detects Mr. Yao’s surveillance, and treats Zi Yan as an equal after noticing that she dislikes being called a little sister 18 21 166.

Her reluctance to burden friends can become indecision. When seeking shelter from Wan Yao Zhai, she spends one to two hours hesitating over a short journey because she fears implicating Lin Ze. Conversely, she deeply values friends willing to stand beside her and does not resent acquaintances who might avoid opposing the pharmacy 22 33.

Although her dream is to heal the sick, she gradually accepts her affinity for poison rather than rejecting the source of her strength. She becomes proud of her poison-making expertise and takes particular satisfaction in creating something useful to Lin Ze 345. Her affection remains bashful even after their relationship becomes intimate 246 288.

Abilities & Skills

Medical Treatment

Before specializing as a Poison Master, Xiao Yi Xian earns a reputation for treating mercenaries at Wan Yao Zhai 3 21.

• Examines injuries and prepares medicine for Lin Ze 3.
• Helps treat the influx of patients after Fire Wolf Town’s wolf attack 18.
• Recognizes signs of mental exhaustion while checking on the sleeping Lin Ze and hangs a calming sachet beside his bed 30.

Her early medical work does not establish a ranked alchemist qualification; later passages identify her profession as Poison Master 361 362.

Woeful Poison Body

Her innate constitution converts consumed poison into Poison Dou Qi, allowing unusually rapid cultivation 42 43 59.

• Activation: Consuming poison awakens the body, whether ingestion is deliberate or accidental 42.
• Absorption: Can absorb the potency of powerful prepared toxins to strengthen herself 345.
• Corrosive emissions: Escaping grey-purple mist withers vegetation and corrodes stone 108.
• Attraction to poisonous creatures: Released poison power draws Poison Attribute Magical Beasts toward her, particularly during breakthroughs 108 362.
• Initial danger: Accumulated toxins can exceed her control, causing catastrophic outbreaks and the agony of the Ten Thousand Poisons Devouring Body 170.
• Limit: It does not protect her from the Heavenly Flame Qi Refining Tower’s “Fire Poison,” which is residual violent flame energy rather than an actual toxin 169.

She voluntarily places her poison supplies under Lin Ze’s supervision during her early cultivation. By the time she fully masters the constitution, she has never suffered the poison-induced loss of consciousness or uncontrolled outbreak she feared 45 245 345.

Poison Formulation

Xiao Yi Xian studies poison scriptures and manuals to understand the fusion, stimulation, and transformation of toxins 345.

• Prepares powders capable of paralysis and, in sufficient quantities, cardiac arrest 43.
• Provides poison expertise for Lin Ze’s plans against Han Feng 99.
• Creates a liquid poison capable of affecting a Dou Venerate. Even its residue, after she absorbs most of the potency, can instantly kill an ordinary Dou Emperor if ingested 345.
• Uses formulation to intensify natural poisons, then absorbs those stronger toxins to advance her own cultivation 345.
• Collects rare poisonous plants and studies beast-derived materials as ingredients 362 363.

She recognizes the limits of her craft: rather than immediately killing the Heaven Poison Scorpion Dragon Beast, she chooses to study samples because she cannot yet perfectly utilize its entire body 363.

Poison-Control Techniques

Her control develops through a temporary containment method followed by a permanent rune-based solution.

Method	Function	Limitation / Result
Na Ling containment	A specially crafted vessel receives her Woeful Poison Power while medicinal liquid suppresses the toxins during transfer 170 171.	Raises the amount she can safely contain, but does not eliminate the risk of a future overflow 244.
Woeful Calamity Rune	Constructed over three days from more than three thousand patterns, using her poison qi and Lin Ze’s suppressive Energy Pattern 245.	Its restraining force increases alongside the poison power within it, allowing complete control of her constitution 245 247.

• The Na Ling treatment reverses her poison-related whitening hair 171.
• The completed rune can be detonated in a life-or-death crisis, releasing an exceptionally toxic and corrosive attack intended to take an enemy down with her 245.
• Permanent control removes the need for her earlier strict poison-intake restrictions 345.

Dou Skills and Combat

Lin Ze gives her two unnamed Dou Skills suited to her existing methods 33.

• Palm Dou Technique: Improves hand agility and strength, helping her throw prepared medicinal powders 33.
• Movement Dou Technique: Useful for both fighting and escape 33.
• Dou Qi manifestation: Can form a temporary grey-purple garment, though maintaining it continuously consumes Dou Qi 171.
• Tournament performance: Defeats her opponent in one strike during the Inner Academy Selection Tournament, while using protective gloves to limit poisonous contact 148.

Nether Poison Flame

Xiao Yi Xian refines the Nether Poison Flame, ranked twentieth on the Heavenly Flame Ranking, and links it to her Woeful Calamity Rune 348 364.

• Its deadly poison is beneficial to her Woeful Poison Body rather than harmful 364.
• Its heat remains dangerous; Lin Ze supplies high-grade medicinal pills to protect her during refinement 364.
• After refining it, she absorbs the Ancient Nether Poison Swamp’s miasma in prolonged cultivation 365 366.
• Its stored poison-attribute energy substantially benefits her, but the provided passages do not confirm a resulting realm or star level 397.

Dual Cultivation Technique

Lin Ze teaches her an orthodox Yin-Yang Complementary Method derived from his Death Soldiers 288.

• Increases both partners’ Dou Qi through complementary cultivation 288.
• Unlike predatory dual-cultivation methods, it does not drain one partner to strengthen the other 288.

Equipment / Weapons / Items

• Seven Colored Poison Scripture — A ruin treasure gifted by Lin Ze; contains the records through which she recognizes her Woeful Poison Body 35 42.
• Storage Ring — Purchased for her in Wutan City to hold medicinal ingredients and poison-making tools; temporarily entrusted to Lin Ze to regulate her access to poison 42 45.
• Golden Silkworm Silk Gloves — Supplied by Lin Ze to prevent accidental poisoning during academy matches 148.
• Mysterious Light Treasure Mirror — A gift from Lin Ze, used for cultivation assistance and long-distance messaging 144 147 178.
• Poison manuals and classics — Collected texts, including additional works supplied by Lin Ze, that expand her formulation knowledge 245 345.
• Spatial ball containing a sealed beast cage — Created by Lin Ze to carry the captured peak eighth-rank Heaven Poison Scorpion Dragon Beast, whose blood, poison, and flesh she intends to study 363.

Relationships

• Lin Ze — Longtime patient and friend, later lover and husband. He shelters her after her break with Wan Yao Zhai, supervises her poison cultivation, and helps her gain permanent control of her constitution. She confesses her love and chooses to become his first woman; later narration identifies her as his primary wife 3 31 43 245 287 345.
• Qing Lin — Younger-sister figure and close companion. Xiao Yi Xian warmly welcomes her, provides accommodation at the academy, and helps pay her cultivation expenses. Qing Lin admires her decisive fighting style and respects her position in Lin Ze’s romantic life 91 147 148 258.
• Zi Yan — Academy friend who offers protection and helps arrange a secluded location for the Na Ling treatment. Xiao Yi Xian respects her dislike of being treated as a little sister 166 170.
• Xiao Yu — Friend and fellow academy student. Their friendship helps connect Xiao Yi Xian and Lin Ze with the other female students of Yellow Class 2 101.
• Medusa — Fellow member of Lin Ze’s household. Zi Yan initially helps them build rapport, but they remain awkward together without an intermediary; Lin Ze later takes them out partly to improve their relationship 244 251.
• Mr. Yao — Former employer whose greed and surveillance destroy her trust in Wan Yao Zhai. He values the profits generated by her reputation while privately entertaining possessive plans for her 21 22 33.
• Mu Li — Unwanted admirer. His harassment of people who speak with her contributes to Lin Ze’s departure from Qingshan Town, leaving her angry and initially guilt-ridden 18.

Story Role / Major Arcs

Ruins Expedition and Acceptance of Her Constitution

Xiao Yi Xian accompanies Lin Ze into the ruins near Qingshan Town, where he gives her the Seven Colored Poison Scripture. After studying its final volume, she identifies her constitution and admits that both its dangers and the prospect of falling behind him trouble her. His acceptance helps her choose a supervised awakening rather than concealment or rejection 35 42 43.

Jia Nan Academy and Temporary Stabilization

At Jia Nan Academy, she balances poison cultivation with friendships and competitions. Her breakthrough emissions reveal the practical dangers of her constitution, prompting Lin Ze to move later breakthroughs away from inhabited rooms. When increasing strength renews her fear of an outbreak, she undergoes the Na Ling treatment in a secluded valley, with Qing Lin and Zi Yan assisting 108 148 169 170 171.

Central Plains and Permanent Control

She remains at the academy until Qing Lin reaches Dou Emperor, then travels with Qing Lin and Zi Yan to Shengdan City. Lin Ze provides the Woeful Calamity Rune construction method, which permanently resolves her toxin-control problem. Her gratitude culminates in an impulsive kiss; later, she openly confesses her feelings and begins an intimate relationship with him 231 243 245 246 287 288.

Poison Mastery and the Ancient Nether Poison Swamp

With her constitution controlled, Xiao Yi Xian concentrates on advanced poison formulation and produces a toxin useful even against Dou Venerates. Lin Ze then brings her to the Ancient Nether Poison Swamp, where she gathers rare plants, obtains the captured Heaven Poison Scorpion Dragon Beast for research, and refines the Nether Poison Flame. She remains in deep cultivation afterward, exploiting the swamp’s abundant poisonous miasma 345 361 362 363 364 365 366.

Notable Quotes

“Lin Ze, don't worry, no matter how severe your injuries are in the future, I will do my best to treat you!” 33

“Of course, just as you said, Lin Ze, even if my predecessors didn't find a better control method, I will definitely create one!” 43

“No problem, I trust you.” 170