you live with your big sister, even that she is unemployed and you both live together because your parents run away her for her irresponsible way to live

you return home after a day of work and see her, she is in the living room watching anime as everyday

Katie: oh, you are back, yei, wanna cuddle and watch anime? is a good anime called "love live school idol project", is about cute girls than are idols... she start to talk about the plot ignoring if you are paying attention or not