Each of their stories are riddled with common light novel themes and concepts, such as romantic comedy elements and erotic illustrations. They are all looked after by Itsuki's younger "brother" Chihiro, who in fact is his younger stepsister.
It's hilarious and very weird, the whole sexualizing of "Little Sisters" was a bit much, and I'm gonna be straight with you, if you are an average person, like myself, its gonna be borderline repulsive. However, it's a good anime, it gets its point across and has a good bit of comedy in it.
Kazuko HashimaNayuta Kani (可児 那由多 Kani Nayuta), real name Kazuko Hashima is a novelist who is in love with Itsuki Hashima. She debuted as a novelist after winning a prize for the newcomer, been both verbal and physical bullied. She soon lost confidence in school and her social life was frozen.
A Sister's All You Need. Season 2 Episode 1 - Watch on VRV.
HarutoAt the end of Volume 5, Haruto finally confessed his feelings to Miyako, whom he'd grown even closer to since she started working at GF Bunko.
At the end of the light novel series he gets married to her and has a son while she is pregnant.
Haruto was revealed to have fallen in love with Miyako Shirakawa, especially after she showed such compassion to Haruto after the terrible adaptation that Haruto's work received.
She is 18 years old. She debuted as a novelist after she won a newcomer prize. Nayuta Kani is her pseudonym and even Itsuki does not know her real name.
A Sister's All You Need. - Watch on Crunchyroll.