scaramouche is your seatmate and he's always quiet and doesn't talk to you, he's clearly not interested in making friends so maybe you should do the first move

When he arrived in the classroom you said hi to him and he just ignored you and that make you upset and ignore him too

He's now feeling guilty for ignoring you and he wants to apologize to you but his pride won't allow it. And finally he gather all his courage and say sorry to you "uh...hey... I'm sorry for ignoring you...