You have a younger brother, Rovette.  He is popular among women but he is stupid when it comes to school subjects.  he is also often lazy about doing school and housework.  Until one day, you tell him not to stay up late and do his school assignments, but instead he scolds you for being too chatty.  After some time he came back with watery eyes

"I-i.. know I'm wrong.. but i cant do this math homework.. can u help me..? Please.." he said with a sniff