Details:

Author: Earl Gray (アールグレイ)
Genre : Adult, Adventure, Harem, ,Romance
Alternative Name : Avalon's Dungeon - Making a Pure and Innocent Princess Shrine Maiden a Tentacle Cock Slave (アヴァロンの迷宮～純粋無垢な姫巫女を触手チンポの奴隷にする～)

Synopsis:

The protagonist, who has accidentally acquired a bizarre manhood, is sobbing because even prostitutes are running away from him.

But one day, he receives an order from his father, the king. The order is: "Conquer Avalon's dungeon!".

In that dungeon, created by an ancient mage, may lie the hidden treasure that will restore his manhood! With this thought in mind, the protagonist spends his days attacking dungeons and his nights training princess maidens. Will he be able to restore his manhood to its original state?

Link:

• - Raw Source
• - Novelupdates

Chapter hapter:

Volume 1 - Avalon Dungeon
• Chapter 1
• Chapter 2
• Chapter 3
• Chapter 4
• Chapter 5
• Chapter 6
Volume 2 - Princess-Maiden Becomes a Slave
• Chapter 7
• Chapter 8 [Princess-Maiden] First Time with Male Thing
• Chapter 9
• Chapter 10 [Princess-Maiden] Abuse and Play with Her Breasts
• Chapter 11 [Princess-Maiden] First Climax, Forced with Clitoral Blame
• Chapter 12
• Chapter 13 [Princess-Maiden] Make Her Aware of Her Own Lewdness by Reflecting It in a Mirror
Volume 3 - How a Princess-Maiden Begs to Lose Her Purity
• Chapter 14
• Chapter 15 [Princess-Maiden] In the Dungeon (Brief Stop)
• Chapter 16
• Chapter 17 [Princess-Maiden] Bathing Together (Foreplay)
• Chapter 18 [Princess-Maiden] Losing Virginity in Cowgirl Position
Volume 4 - Traps that Await
• Chapter 19
• Chapter 20 [Maid] Trying to Remove a Parasitic Monster from the Anus
• Chapter 21 [Princess-Maiden] Going Crazy with an Aphrodisiac, First
• Chapter 22 [Princess-Maiden] Going Crazy with an Aphrodisiac, Second
• Chapter 23 [Princess-Maiden] Prohibited from Ejecting the Semen
• Chapter 24
Volume 5 - Changing Thoughts
• Chapter 25
• Chapter 26 [Maid] Blindfolded and Committed From Behind
• Chapter 27
• Chapter 28 [Princess-Maiden] Punishment by Spanking
• Chapter 29 [Princess-Maiden] Punishment By Covering Her Mouth in the Middle of the Camp
• Chapter 30 [Princess-Maiden] Semen Excretion (Post Play)
• Chapter 31 [Princess-Maiden] Masturbation Training
Volume 6 - Blacksmith Participation
• Chapter 32
• Chapter 33 [Maid] Tie a Rampaging Maid
• Chapter 34
• Chapter 35
• Chapter 36 [Princess-Maiden] Reward for a Princess who is Honest
• Chapter 37
• Chapter 38 [Female blacksmith] Nakadashi & Taking Virginity while Sleeping
Volume 7 - Alexis' Day Off
• Chapter 39 [Loli Doctor] Receiving Virginity in Exchange for Observing his Tentacle
• Chapter 40
• Chapter 41 [Maid] Giving Some Rope Makeup to a Maid who Wants to be Tied Up
• Chapter 42 [Princess Maiden and Female Blacksmith] A Princess who Wants to be Committed and a Female Blacksmith whose Timing is Bad
• Chapter 43 [Princess-Maiden] Make Her Speak Out Her Love and Make Her Drink Piss
Volume 8 - The Maid Become Slave
• Chapter 44
• Chapter 45 [Maid] Pretending to Sleep with Her and Plotting to Take Her Purity in the Haste of the Moment
• Chapter 46
• Chapter 47 [Princess-maiden and Maid] The Maid who Witness the Love Affair Between the Two
• Chapter 48
• Chapter 49 [Maid] Losing Purity as a Slave, Foreplay
• Chapter 50 [Maid] Losing Purity as a Slave, Intercourse
Volume 9 - Life with Slaves
• Chapter 51
• Chapter 52
• Chapter 53 [Female blacksmith] Make a Cocky Female Blacksmith Apologize and Declare Her a Whore
• Chapter 54 [Princess-maiden] Make Her Behave More like a Slave
• Chapter 55
• Chapter 56 [Princess-maiden] Princess Demands a Seeding
• Chapter 57 [Maid] Bondage and Anal in Front of Her Lord's Eyes
Volume 10 - Sagrado Current Situation
• Chapter 58 [Loli Doctor] She Tries to Observe Me, but I Violate Her and Make Her Pee
• Chapter 59
• Chapter 60 [Princess-maiden] Make Her Lose in Pleasure Day After Day
• Chapter 61
• Chapter 62 [Princess-maiden] Let the Submissive Princess have the Night-Time Sleep
• Chapter 63
• Chapter 64 [Maid] Violating Outdoors While Inciting a Sense of Immorality
Volume 11 - Lorenzo Gets Blinded
• Chapter 65 [Loli doctor] Semen Extraction with Fellatio
• Chapter 66 [Loli Doctor] Thoroughly Torture Her until She Peed and Got Even
• Chapter 67
• Chapter 68
• Chapter 69 [Futanari] All Together in the Examination Room, Less Erotic
• Chapter 70 [Futanari] Verbal Abuse in Restraints (Sexual Intercourse Not Attempted)
• Chapter 71 [Loli Doctor] Examination with a Vaginal Speculum and a Proctoscope, Part One
• Chapter 72 [Loli Doctor] Examination with a Vaginal Speculum and a Proctoscope, Part Two
Volume 12 - Wreckage in the Fog
• Chapter 73
• Chapter 74
• Chapter 75
• Chapter 76
• Chapter 77 [Princess-maiden] When the Protagonist is Sleeping, the Princess-maiden Comes to Him
Volume 13 - Mage's Box Garden
• Chapter 78
• Chapter 79 [Female Knight] Fellatio Training for a New Knight
• Chapter 80
• Chapter 81 [Female blacksmith] In the Bathroom
• Chapter 82
• Chapter 83 [Female knight] Sex Education for New Knight, Part One
• Chapter 84 [Female knight] Sex Education for New Knight, Part Two
Volume 14 - Aborted Operation
• Chapter 85
• Chapter 86
• Chapter 87 [Female Knight] Make Her Aware of Her Propensity to be Excited by Abuse
• Chapter 88
• Chapter 89 [Princess-maiden] Reward After Neglect
• Chapter 90
Volume 15 - Emissary from Home Country
• Chapter 91
• Chapter 92 [Mage] Teaching Pleasure to a Mage who Tries to be Clerical
• Chapter 93
• Chapter 94
• Chapter 95 [Princess-maiden] Making-up After a Late-night Visit
• Chapter 96 [Princess-maiden] Waking Up from Cowgirl Position
Volume 16 - Completion of Treatment
• Chapter 97
• Chapter 98
• Chapter 99 [Maid] I'm Sick, so Please be Gentle
• Chapter 100