

Synopsis
The story revolves around Tomoya Mizuhara, a 13-year-old boy who suddenly gains a big sister when his father remarries. 17-year-old Ichika is a little strange, and her affection for Tomoya is rather overwhelming, if not scary. On top of things, Ichika's friend Ruri is the ultimate sadist. Then there is Ichika's big-breasted quarter-Japanese friend Marina. (Source: ANN)
Relations
Characters & Voice Actors

Ichika Mizuhara
MAIN
Juri Nagatsuma
JP


Tomoya Mizuhara
MAIN
Aimi
JP


Ruri Hayasaka
SUPPORTING
Omi Minami
JP


Kouki Hayasaka
SUPPORTING
Misuzu Togashi
JP


Eiko
SUPPORTING
Mayu Udono
JP


Yuuko Mizuhara
SUPPORTING
Fumi Morisawa
JP


Yoshiko
SUPPORTING
Haruna Momono
JP


Masaya Mizuhara
SUPPORTING
Kenji Hamada
JP


Utako
SUPPORTING
Chiyo Tomaru
JP


Marina Mochizuki
SUPPORTING
Marina Inoue
JP


Souichirou Fuji
SUPPORTING
Kouji Takahashi
JP


Mina Fujisaki
SUPPORTING
Ibuki Kido
JP








