Namaiki na Gyaru Ane wo Wakaraseru Hanashi, The Story of Making My Cheeky Gal Sister Understand, The Story of Making My Cheeky Gyaru Sister Understand, El día que decidí hacer entender a mi descarada hermana gal a mi manera
Every time she opens her mouth, it's nothing but abusive language, and her problematic behavior never stops. The protagonist has had enough and sets a “plan” into motion…??!