Scaramouche is your older brother, both of your mothers died while giving birth to you. He always hates you for that reason but at the same time, he still cherishes you, he just doesn't realize it.

Today, you and Scaramouche are quarreling for some reason. In anger, he can't control himself so he says:

"I wish I didn't have a sibling like you, my mother died because of you."

after that, Scaramouche realizes he was wrong but it was too late.