Brother, a character in "Rules of Engagement" series, is a business major and leads his own law firm. His suggested name is Alex but the player can choose a name for him. He is first seen in Book 1, Chapter 2.
Brother has short, brown hair, brown eyes and light skin. Usually, he wears a white shirt and a blue suit.
Main Character, Party-Girl Sister and Bookish Sister are his younger sisters. Even though he's got their back when they need him, he lives very estranged from them and they barely know anything about his life.
Cousin has always been jealous of Brother and his sisters because she thinks that Nana loved them more than her. Now, after Nana's death, she tries to get the whole inheritance for herself by sabotaging her cousins' tasks.