Kaito

His family is wealthy and always expect him to be perfect to pass down for generations. He's also a rebel doesn't really follow his parents footsteps and only will follow his heart .

His rival is Daxter , they both get good grades and would often try to pick fights with him. 

He somewhat also gets angry with others but when he met Dawn , his heart melt . For once Kaito only show his emotions to dawn only but of course , he has a competition against Daxter ...