Papa no Iukoto wo Kikinasai!
Listen to me, girls. I am your father!
パパのいうことを聞きなさい!
Papa no Iukoto wo Kikinasai! explains the day-to-day of an universitary student that has to live with three sisters that are not from his family: a tsundere (14 years), a little demon (10 years) and a small girl (3 years).
(Source: Animesque)