Qin Xu

Biodata

Feature	Value
Name	Qin Xu (秦顼)
Alias(es)	Black Dragon Grand Duke; Xu’er; Little Brother Xu. Called the Child of Darkness in his previous life 1 2 4 5.
Species/Race	Human in his current life; formerly a Heaven-Defying Demon Dragon 1 7.
Gender	Male 1 2.
Age	Six at his martial soul awakening 1.
Affiliation	Black Dragon Qin Family; Black Dragon Duchy; Heavenly Profound Soul Master Academy’s Young Heaven Class 4 15 18.
Occupation/Role	Ruler of the Black Dragon Duchy; young patriarch of the Qin Family; student and class monitor 4 20 25.
Martial Souls	Heaven-Defying Demon Dragon and Golden Heart 3 5.
Combat Classification	Power Attack System Soul Master 19.
Highest Documented Cultivation	Rank 23 Soul Grandmaster, with two soul rings 33.
Status	Alive 36.
First Appearance	Chapter 1 1.

Power Progression

Stage / Realm / Level	Chapter	Notes
Twin martial soul awakening; innate full soul power	2 3 4	Awakens the Heaven-Defying Demon Dragon, then reveals his heart martial soul. Testing confirms innate full soul power.
Spirit Sea realm	5	Soul Mage opens his Sea of Consciousness. He estimates his spiritual power at approximately 1,000–1,100 points; the precise figure is untested.
Rank 10 Soul Scholar	7	Completes conversion of his innate soul power before sunset on the second day after awakening.
Rank 12 Soul Master	8	Absorbs a 900-year dark tyrannosaurus ring in two hours, gaining Heaven-Defying Demon Dragon Roar.
Rank 14 Soul Master	19	Gains two ranks during the forty-two days after obtaining his first ring.
Rank 15 Soul Master	25	Reaches rank 15 during the first month of the school year.
Peak Rank 16 Soul Master	26	Advances after taking a Mystic Water Pill; delays another pill to consolidate his cultivation.
Rank 20	31	Reaches the second-ring threshold roughly seven months after awakening. Two Mystic Water Pills account for three of the eight ranks gained since his first ring.
Rank 23 Soul Grandmaster	33	Successfully absorbs a 5,100-year Dragon Vein Troll ring, gaining Demon Empress Blazing Sun Flash.

Background / History

Qin Xu’s original life was that of a prospective university student on Blue Planet who died during a plague. His first reincarnation took him to the Holy Demon Continent, where he became a Heaven-Defying Demon Dragon and the youngest son of Demon God Emperor Feng Xiu. He was imprisoned by the God of Light before reaching adulthood and died again. Reborn on the Douluo Continent, he resolved to survive and live well 1.

His current family, the Black Dragon Qin Family, descends from founding marshal Qin Fei and maintains a longstanding alliance with the Bailian Wei imperial family. The Heaven Dou Rebellion killed Qin Xu’s paternal grandfather, Qin Zhu, and his parents, Qin Zichu and Zhao Linglang. Family retainers saved Qin Xu, leaving him the sole male heir of the Qin main line. His survival restrained Qin Tianji from launching a destructive confrontation with the imperial family 1 2 11 22.

The new emperor elevated Qin Xu to Black Dragon Grand Duke and converted Xihe Province into the Black Dragon Duchy to repair relations with the Qin Family. From age three, Qin Xu received extensive instruction in soul-master theory, history, military affairs, politics, etiquette, and literature. His survival also preserved the Qin Family’s protection of its vassals, preventing the destruction of Zhang Lexuan’s household that he remembered from another timeline 1.

Appearance

Qin Xu is exceptionally handsome, with red lips, white teeth, star-like eyes, and brows compared to distant mountains. Vielvi openly asks why he is prettier than she is 12.

• Dragon possession: Grows slightly taller and develops jagged dragon horns and dark scales on his cheeks and neck; his demeanor becomes fierce and imposing 4 7.
• After his first ring: His right hand becomes a dragon claw, with scales extending from the elbow and obsidian-black, dagger-sharp talons 8.
• Golden Heart manifestation: Pale-golden light spreads from his chest through his blood, making his body glow 5.
• Solar Secret Art: His normally dark, jade-like horns turn scarlet as they concentrate sunlight 29.

Personality

Qin Xu combines a child’s playful manner with the caution and political awareness of someone who remembers two previous lives. He assesses his powers methodically and accepts precautions when necessary, but challenges restrictions he considers excessive. He yields to Qin Tianji over his first ring, then insists on a stronger second ring supported by his physical test results 5 8 33.

He wants academy staff and classmates to address him as a student rather than a ruler, yet privately enjoys admiration and deference. When Xue Zhao challenges his nomination as class president, he fights personally to earn genuine recognition instead of relying on his title or Meng Xin’s protection 15 18 20.

His generosity often serves both affection and ambition. He supports his friends’ cultivation while recognizing that gifts build loyalty. His interest in Xue Zhao likewise includes the political advantages he believes a relationship with the Snow Empress could bring. Around Zhang Lexuan, however, he becomes notably uninhibited and openly affectionate, trusting her acceptance of him 14 24 25 28.

Abilities & Skills

Heaven-Defying Demon Dragon

His first martial soul reproduces the race he belonged to in his previous life. It is a royal true dragon with ultimate darkness, rather than the Qin Family’s ordinary Dark Demon King Dragon. Qin Xu presents it to his elders as a beneficial mutation of the Hell Demon Dragon, concealing its otherworldly origin 2 3.

• Great Sun Demon God: Automatically absorbs sunlight to temper his body. Prevents ordinary light attacks from inflicting attribute-suppression damage, but does not provide the same protection against ultimate light. Solar tempering consumes vitality and can shorten a human lifespan 5.
• Soul Mage: Opens the Sea of Consciousness, naturally grows spiritual power, converts spiritual power into soul power, and adds spiritual attacks to darkness attacks. Based on his previous-life experience, Qin Xu expects natural growth of one spiritual-power point per day 5.
• True Dragon Sovereign: Grants authority over dragon-kind, immunity to bloodline suppression except that of the Primordial Dragon God, resistance to ordinary darkness attacks, and enhanced damage against dragons. His possible ability to resist or suppress the Silver Dragon King remains his own speculation 5.
• Ultimate darkness: An individual gift, not a trait guaranteed to pass through the Heaven-Defying Demon Dragon bloodline 5.

Golden Heart

His second martial soul encompasses the circulatory system: the heart together with the blood. Its vitality complements the destructive demands of solar body tempering 4 5.

• Qi-Blood Furnace: Supplies naturally growing qi and blood, doubles his base strength and vitality, and replenishes vital essence. Qin Xu identifies it as the countermeasure to solar tempering’s life-threatening cost 5.
• Perpetual Engine: Keeps Golden Heart continuously active, allowing him to use it alongside the dragon martial soul. Grants sustained energy, lasting youth and vigor, and powerful bodily self-healing 5.
• Everlasting Daylight Flame: Provides a light-associated flame. Qin Xu suspects divine involvement but cannot determine whether the responsible deity belongs to his former world or the Douluo God Realm 5.
• Concealment: Golden Heart remains active during his physical tests without the observers noticing 7.

Soul-Ring Skills

Ring	Source	Skill	Effects
First — yellow	900-year dark tyrannosaurus	Heaven-Defying Demon Dragon Roar	Stuns enemies within range, reduces their strength and defense, and increases Qin Xu’s strength 8.
Second — thousand-year	5,100-year Dragon Vein Troll	Demon Empress Blazing Sun Flash	Locks onto a target and charges rapidly toward it. Enemies along the route take the same damage as the target; Qin Xu gains a substantial speed boost afterward 33.

• Control-to-assault combination: The roar’s stun can create an opening for Blazing Sun Flash 33.
• Mobility: His second skill helps him close distance against control-type opponents 33.
• Departure from family practice: Neither ring grants the Qin Family’s usual corresponding skill, Dark Dragon Breath or Black Dragon Demon Body 8 33.

Darkflame Breath and Dragon Claw

Darkflame Breath is an inherent dragon ability, not a soul-ring skill. It compresses darkness energy into dark-purple flames 8.

• Breath pattern: Normally attacks a cone ahead; under special conditions, it becomes a longer-range straight-line attack 8.
• Persistent damage: Its burns come from darkness rather than fire and are difficult to extinguish 8.
• Claw strength: After his first ring, his claw can mark a Level 3 training dummy’s metal casing but cannot tear the device apart 8.
• Combat application: Uses breath and claw attacks to counter Xue Zhao’s icicles, then exploits his roar to close in and defeat her 20.
• Dragon suppression: Terrifies a 1,600-year Golden Earth Dragon into helplessness with his roar and breaks its neck with one strike, leaving Ye Guyi to deliver the killing blow 35.

Solar Secret Art

Qin Xu uses inherited Heaven-Defying Demon Dragon knowledge to concentrate sunlight through his horns into Great Sun Pure Crystal 29.

• Documented production: His initial test creates one gram and leaves him mentally exhausted 29.
• Uses: The crystal supports Great Sun Demon God cultivation and strengthens fire resistance 29.
• Processing: Its energy is too violent for direct consumption, so he combines it with herbs to make Blazing Sun Spiritual Liquid for drinking or medicinal baths 29.
• Safety testing: Tests external use on Ye Guyi before considering oral use, since the liquid remains potent despite being gentler than the crystal 30.

Physical Strength and Ring Tolerance

Test	Result	Qualification
Initial physique test	Approximately 950-year first-ring tolerance	A cautious estimate, not an absolute limit 7.
Without dragon possession	Left fist: 455 kg; right fist: 495 kg	Golden Heart remains continuously active 7.
With dragon possession	Left fist: 1,024 kg; right fist: 1,109 kg	Both recorded strikes exceed one thousand kilograms 7.
Before his second ring	Approximately 5,300-year ring tolerance	Supports his decision to absorb a 5,100-year ring 31 33.

Equipment / Weapons / Items

• Black Dragon Ring — Spatial soul tool worn on his right ring finger; stores weapons, documents, and cultivation supplies 8 18 29.
• Soul-tool hand crossbow — Used to kill the dark tyrannosaurus selected for his first ring 8.
• 30,000-year Phantom Demon Dragon skull — Gift from Emperor Verus, carrying Reality-Illusion Interweaving. Qin Xu stores it rather than immediately absorbing it 13.
• Mystic Water Pills — Cultivation resources supplied through Qin Tianji and the palace treasury. Qin Xu uses two and distributes pills to classmates and close companions 25 28 31.
• Blazing Sun Spiritual Liquid — His own solar-derived preparation, used in cultivation and to support Ye Guyi’s development 29 30 31.
• Villa Number One — Special academy residence with four master bedrooms and private cultivation rooms fitted with training arrays; he and Zhang Lexuan choose rooms on the second floor 15 16.

Governance and Ambitions

• Public awakening policy: Qin Tianji issues the National Martial Soul Awakening Decree in Qin Xu’s name, establishing the Martial Soul Bureau and awakening conferences three years before Qin Xu’s own awakening 1.
• Popular support: Qin Xu views free awakenings, education, and opportunities for commoner Soul Masters as ways to secure loyalty and strengthen the duchy across generations 8 9.
• Military foundation: Regularly visits the 150,000-member Black Dragon Legion and 5,000-member Black Armor Guards, building ties with forces he regards as essential to his future authority 11.
• Talent cultivation: The academy’s restructuring and Young Heaven Class provide education under Qin Family control while developing future strength for the duchy 15 19.
• Expansion strategy: Plans westward expansion into the Sun Moon Empire, initially targeting North Sea Province and Winter Sun Province. Prefers exploiting political upheaval and defections over a direct invasion 28.
• Ultimate objective: Aspires to become emperor and unite the continent rather than remain ruler of a duchy 28.
• Public duties: Personally hosts his first New Year banquet and grand court assembly, meeting the duchy’s senior officials and commandery administrators 35.

Relationships

• Qin Tianji — Paternal great-grandfather, protector, and cultivation guide. His caution reflects the loss of Qin Xu’s father and grandfather; Qin Xu’s talent encourages him to preserve peace with the imperial family 1 4 8 33.
• Zhao Yong — Maternal great-grandfather and Golden Heart Douluo. Protects Qin Xu’s twin-soul secret and brokers the proposed imperial marriage alliance 2 4 6 13.
• Zhang Lexuan — Fiancée, older cousin, caregiver, and political confidante. Guards his cultivation, accompanies him to the academy, and discusses continental strategy with him. She supports the Vielvi alliance despite private sadness 1 4 13 15 28.
• Vielvi — Heaven Dou princess, classmate, and prospective marriage partner. Their elders arrange shared schooling to let them grow acquainted rather than impose an immediate betrothal. Her Thought Synchronization later shares perceptions with him in combat 6 12 13 35.
• Xue Zhao / A Liang — Classmate, rival, and friend. Qin Xu defeats her for class leadership and increasingly suspects she is the Snow Empress. He also hopes to win her affection for both personal and political reasons 20 22 24 31 34.
• Ye Guyi — Classmate whose cultivation he supports with Blazing Sun Spiritual Liquid. He advises her to seek a solar-associated second ring and helps subdue her chosen beast 26 29 30 32 35.
• Electrolux — Dormant remnant soul residing in Qin Xu’s Sea of Consciousness. Qin Xu supplies spiritual energy to stabilize him and hopes to obtain his knowledge and legacies; they cannot yet communicate 8.
• Ge Nie — Trusted palace steward and former guard captain who helped save him during the rebellion. Qin Xu affectionately calls him “Grandpa Ge” 11.
• Meng Xin — Loyal classmate who intends to serve as his guard. Qin Xu appreciates his devotion but refuses to let him fight Xue Zhao on his behalf 18 19 20.
• Bai Jian and Qin Feng — Senior family allies who escort his second-ring expedition, capture suitable beasts, and balance his determination against safety concerns 32 33 35.
• Yang Feiyue — Older cousin, son of Qin Xu’s paternal aunt Qin Zimeng. Reunites with Qin Xu while Zhang Lexuan is selecting tournament-team candidates 22 23.
• Feng Xiu — Father in his previous life as a Heaven-Defying Demon Dragon 1.

Story Role / Major Arcs

• Private awakening: Reveals an unusually powerful dragon soul, innate full soul power, and a second body martial soul. His family conceals the dragon’s true identity and the existence of Golden Heart for his protection 2 3 4.
• First ring and public awakenings: Begins practical cultivation while examining the duchy’s grassroots awakening program. Reports bring Xue Zhao, Ye Guyi, and Jiang Nannan to his attention as people whose futures may differ from his remembered timeline 7 8 9 10.
• Imperial reconciliation: Meets Vielvi and accepts the academy arrangement intended to prepare a marriage alliance between the Qin and Wei families 12 13.
• Young Heaven Class: Enters Heavenly Profound Academy, defeats Xue Zhao’s leadership challenge, and becomes a monitor who uses cultivation rewards to strengthen class loyalty 15 18 19 20 25.
• Solar cultivation experiments: Creates Great Sun Pure Crystal and Blazing Sun Spiritual Liquid, discovering the latter’s unusual appeal to Ye Guyi 29 30.
• Second-ring expedition: Travels with Vielvi, Xue Zhao, and Ye Guyi into the Heaven Dou Mountains. Obtains his thousand-year second ring and helps secure Ye Guyi’s Golden Earth Dragon ring 31 32 33 34 35.
• Year-end responsibilities: Returns to preside over state festivities, then resumes school. At the school year’s end, he suspects Xue Zhao’s stated trip home conceals another purpose 35 36.

Notable Quotes

“Being the ruler of a mere duchy won't satisfy me! I want to be an emperor!” 28

“Meng Xin, I appreciate the thought. But this is my business, and I happen to want to demonstrate my strength too, so everyone will call me class president with wholehearted conviction.” 20

“I understand Great-Grandfather wants everything safe and risk-free, but he's being far too cautious! So I want to try!” 33