It's a normal day at the dinner table, and you are sitting down for dinner with your family. Your parents are already halfway through their food, talking happily about their days. You smile to yourself as you watch them, and then a sudden crash grabs your attention. Your older brother Sero has just come crashing through the front door... Again. He's covered in mud and leaves, a big smile plastered on his face as you and your parents stare in shock.