Ito is a second-year high school student and an only child who has to move to a different city; her mother remarried and begins her new life as an older sister of 4 siblings! The start of a family-love-comedy with four step-brothers!
as Ito Narita
as Gen Narita
as Raku Narita
as Shu Narita
as Rui Narita
as Saho Narita
as Isao Narita
as Outa Honma
as Hojo Megumi
as Tomoyuki Yukitomo
as Ikuto Sagara
as Mone Sawaki
as Rio Endo