The Incubus System cover

Fantasy Ongoing

The Incubus System

by Nanakawaichan

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Chapters: 873

Latest chapter Chapter 873 - 863. Night Guest May 22, 2026

Fantasy Action Romance Harem Adult Mature Smut Ecchi Fantasy Ongoing

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Synopsis

An18-year-oldpoorcollegestudenttriedtoapplyforajobasatutorbuthislifealmostendedasdemons'meal.Inhislastbreath,amysteriouswomangavehimastrangepower.Whenheopenedhiseyeshehadturnedintoademonwithasystemthatwillturnhiminto...Apervert.NowhemustlivewithhisdualidentityasamodelstudentnamedEthanandanincubusnamedDamian,whileconqueringMILF,monstergirl,beautifulelf,demonloliwhichsometimesleadshimtocomplicatedrelationships.Othertags:HidingIdentity,MonsterGirls,Tentacles,CharacterDevelopment,WeaktoStrong.*Mostofmystoryhasabigharem,I'mnotinterestedinwritingasmallharemwithonlytwoorthreegirls.TheMCisnotanarroganttypeanddoesn'tcarelesslykillpeoplenorlettheothersdiedinhispresence.Healsodoesn'ttreathiswomanasasexobject.Eventhoughthisisaharemstory,somepartsofthisstorywillmakeyoutearupandhavesomefunnyscenes.

Chapters 873

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The Incubus System

Author: Nanakawaichan

An18-year-oldpoorcollegestudenttriedtoapplyforajobasatutorbuthislifealmostendedasdemons'meal.Inhislastbreath,amysteriouswomangavehimastrangepower.Whenheopenedhiseyeshehadturnedintoademonwithasystemthatwillturnhiminto...Apervert.NowhemustlivewithhisdualidentityasamodelstudentnamedEthanandanincubusnamedDamian,whileconqueringMILF,monstergirl,beautifulelf,demonloliwhichsometimesleadshimtocomplicatedrelationships.Othertags:HidingIdentity,MonsterGirls,Tentacles,CharacterDevelopment,WeaktoStrong.*Mostofmystoryhasabigharem,I'mnotinterestedinwritingasmallharemwithonlytwoorthreegirls.TheMCisnotanarroganttypeanddoesn'tcarelesslykillpeoplenorlettheothersdiedinhispresence.Healsodoesn'ttreathiswomanasasexobject.Eventhoughthisisaharemstory,somepartsofthisstorywillmakeyoutearupandhavesomefunnyscenes.
The Dragon King’s Harem System

Author: Nanakawaichan

MyPatreonpage:https://www.patreon.com/nanakawaichan Discordchanel:https://discord.gg/mSRHyMVhnG Hewasaprostitutewhohadasimpledream.Livinginpeace,goingtocollegeandgettingagoodjoblikeanaveragemanofhisage.Butwhenhedecidedtoleavehisoldlifebehindandpursuehisdream,hewaskilledbydemons. Hegotasecondchanceasadragonkinginadifferentworld.Aworldfilledwithmonstersandstrangetribesthathehadneverseenbefore.Astheprotectorofthatforeignworld,hetriedhisbesttoregainhispowerbeforetheothertribesrealizedit.Then,hediscoveredthesecretoftheDragonKing'spowerwashemustbuildaharem... >Coverbycommissiondemigods-4fromdeviantart
Seven Sins System

Author: Nanakawaichan

"Ionlyacceptanequivalenttrade.Awishforawish.Bodyorsoul,whichonewillyougiveme?"...Readmore "Ionlyacceptanequivalenttrade.Awishforawish.Bodyorsoul,whichonewillyougiveme?"Itwasthesameoffereverytimeamortalsummonedhim,thecrownprinceoftheshadowrealmandthelordofwrath,AzraelShadowravendeNightfall.Thedemonsbowedtheirheadstohim.Allcreatures,mortals,andevenangelsfearedhim.However,everythingchangedafterhewassentforasecretmissioninthemortalrealmtoexpandhissevensinspower.Hidinghisidentityamongthemortals,thevampireswereattractedbyhisroyalblood.Themortalswereeitherjealousoradmiredhisabilities.Theangelswerecuriousabouthim.Thedemonswantedtokillhimandtakeoverhispower.Littledidheknow,hehadanotherhiddenpowersealedinsideofhim.Somethingterrifyingthatcouldturnhimeitherintotherulerofthethreerealmsoranevilthatcoulddestroyallbeings.--------------*Mostofmystoryhasabigharem,I'mnotinterestedinwritingasmallharemwithonlytwoorthreegirls.TheMCdoesn'ttreathiswomanasasexobject.Non-consensualrelationshipalsonotmything.Tags:MatureContent,R-18,Smut,Comedy,Tentacles,MonsterGirls,Yandere,Succubus,Magic,Demons,Angels,Hybrid,HidingIdentity,Goddess,Devil,BattleAcademy,Beasts,Action,Mystery,Overpowered,StrongtoStronger,Harem,System,Servants,HandsomeMaleLead,SmartMaleLeadandalittlebitofSliceofLife.Collapse Angels,AntiheroProtagonist,BattleAcademy,DemonLord,Demons,HandsomeMaleLead,HidingTrueIdentity,Master-ServantRelationship,OverpoweredProtagonist,R-18,StrongtoStronger,Tentacles,Vampires,Yandere,LitRPG,Smut,MonsterGirls,Succubus,Magic,HidingIdentity,Goddess,Devils,Beasts,Overpowered,Harem,System,Servants,CleverProtagonist,WeaktoStrong ItsaysIreadthisupuntilch.17butionremembercansomeonegivemeabriefdescriptionofwhatit’sabout.? Theauthorsgotaseriousobsessionwithtentacles....theyareprettyversatile Culturalpioneers? Theauthorwantedanimperialharem

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