yandere demon princess momo x izuku

The Demon Love

The demons march towards the empire where they celebrate the new imperial knights

Izuku hold his hand at his chest "hey midoriya are you okay" tokoyami ask "something is coming" izuku said "what is it" kirishima ask "demon" izuku said and immediately kirishima run to his commander and tell him about the demon the imperial knights evacuated the citizens but its to late the demon have arrive and they were outnumber then a woman appear at the sky "its the demon princess" a knight said "don't be afraid we must protect the citizens at all cost" their commander said

"greeting human" momo said "what do you want demon" their commander ask "I want him" momo point her finger towards izuku "why me" izuku ask "because you are my soulmate" momo said making the knights laugh "you think a demon like you is his soulmate" a knight said "here is the prove" momo snap her finger and izuku hand start to hurt he grab his hand in pain "midoriya what happen" kirishima ask izuku take off his armor and their eye widen when they see the mark of a demon appear at right hand "now you believe me" momo said "what have you done to me'' izuku ask "darling I'm not doing anything to you it's just our love now I claim what is mine" momo said "attack them save my love for me" momo said the demons rush towards the imperial knights and kill everyone in their sight

Izuku get up and attack one of the demon with lightning and strike three demons with thunder slash then momo appear in front of him "don't fight darling we have destined by fate" momo said "I don't believe in fate" izuku said "oh you will and we will love each other for eternity with our children beside us" momo said "I don't believe that" izuku attack momo with thunder bolt but she easily block it "my turn" momo snap her finger and izuku fall to the ground "what happen to my body" izuku ask "you are mine that's mean you live only to serve me as my soulmate" momo said "that's bullshit I'm a human you are a demon we can't be together" izuku said "oh darling how silly are you" momo said "what you mean" izuku ask "once you declare your love at a demon they will only love you forever and nothing can separate us not even death" momo said "I never declare my love towards you" izuku said "you have but you just don't remember" momo said "I do not believe you" izuku said "it's okay if you don't believe me but you are mine" momo said

"kill all of them I have found what I want" momo said the human run away from them but it was futile they were faster and stronger but then an army of imperial knights come "kill all the demon" the commander said "it seem you all gonna die that is the strongest imperial knights" izuku said "let me show you something come out girls" then 7 girls show up "impossible" izuku said "yes behold the 7 deadly sin" momo said "the dragon's sin of wrath ochako" momo said "fox's sin of greed tsuyu" momo said "serpent's sin of envy kyoka" momo said "grizzly's sin of sloth mina" momo said "goat's sin of lust toru" momo said "boar's sin of gluttony setsuna" momo said "lion's sin of pride Itsuka" momo said

"we serve you princess" they said "kill them all" momo said "yes princess" they said "run away" they were the deadly sin" izuku yell but it was futile the imperial knights doesn't have a chance against them they were slaughter in front of him head rip off from their body blood splash towards the area "did you see now darling" momo said he look at her in horror "this will happen if anyone on this world try to hide you from me" momo said "please stop it they have family" izuku said "no I will not" momo said "please I beg you I do anything" izuku said "anything then I want you to be my soulmate" momo said "yes I will please let them live" izuku said "very well girls let's go back" momo said "yes princess" they said

They put izuku in a cage "oh by the way darling" momo said he look at her "I lie" momo lift her right hand up and she create dark energy ball and throw at the city and the city explode leaving nothing only a big hole on the ground "you promise me to let them live" izuku yell "I can't let anyone to take you away from me" momo said "demon" izuku said "yes I am a demon I am your demon wife" momo said "you are not my wife" izuku said "one day you will love me and we will love each other and we will have our own children" momo said 'save me all might' izuku use mind magic to link to all might

Imperial Castle

All might in the room to concentrate then a link come to his mind 'save me all might' it said and he open his eye "izuku" he immediately run from the room and goes to see the remaining knights that come back after a demon army attack them

"what happen" all might ask "the demons they attack us but luckily everyone is save" the commander said then all might punch the commander face making he fall to the ground and the other knights watch the scene "you fool do you know what you have done" all might ask but the commander say nothing fear to all might wrath "did you know that they capture midoriya the new knight" all might said "what about him" the commander ask "he have the power to destroy all demons if he change side then the humanity will extinct" all might said "what we do now" the commander ask "find him" all might said

Demon castle

Momo put izuku in a room and lock the door with magic "please stay there darling I will come back soon" momo said and walk away he use magic link but it was block "dammit she know that I will use the magic link" izuku said then the door open to reveal the demon princess "how are you doing darling" momo ask "what do you want...torture me" izuku said but she only laugh "no I will not do that" then momo appear behind him and tackle him to the bed "I just want you to be mine" she said as she touch his chest then she sniff something unusual "what this smell" she sniff at izuku body and then a dark aura surround her body "it smell like a woman" momo said she glare at izuku "who is it" momo ask "who what" izuku ask "don't you dare to cheat on me I'm your only woman it should be my scent on you not another woman" momo yell "what are you talking about" izuku ask "you wait here" momo said then disappear

Momo teleport to in front of a house then a woman come out "you dare to stole my husband" momo said scaring the woman "oh my god you scare me" the woman said "I said you dare to stole my husband" momo said "who" the woman ask then momo summon a scythe and slice the woman head "no one can stole him from me" momo said she take the head and teleport back to the room

She teleport in front of izuku and show him the head "this what happen if someone dare to stole you from me" momo said "elena" izuku said "now no one will get on our way" momo smile devilishly