A girl who goes to an all-girls school and has no contact with men, a otaku, is approached by an unknown man in the park. Conversation about the anime keychain attached to her bag quickly blossoms into a discussion about anime. Excited by talking to a compatible opposite-sex companion for the first time, she ends up following him... Unaware of what is happening due to her superficial sexual knowledge, she is relentlessly penetrated in her most sensitive spot!! An anime otaku, turned into a sensitive body by a love potion, earnestly pleads for a real penis for the first time in her life!!