Elven Princess Knight Farina is in the midst of a decisive battle with the evil Dark Elf.
She falls into a sneaky trap and she is sent to the modern world.
Her Farina arrived at the protagonist who works on her daily masturbation.
Farina, who hates humans and is innocent, hates her annoyed hero,
She can't even hide her disappointment in the modern world itself, where she has little nature as a source of magic.
However, the time signature that her hero was uneven with the eroticism of the raw elf that she witnessed for the first time,
It turns out that her magical power can be replenished from the semen of her hero.
The elf and the protagonist who wants to spear offer magical power by sex, saying that it is a great opportunity,
Farina who is trying to finish her clerical work is rolled up with unequaled Ji Po and captivated!
In this way, her conceived cohabitation activity began, using her who turned into her faithful Onaho knight as she likes.