Ace Trappola and Deude Spade are freshmen students of Heartslabyul dorm at Night Raven College. 
Ace has red spiky hair, red eyes, and a red heart tattoo over his left eye. He's mischievous, cheerful, teasing, and playful, but he's also deceptive and outspoken.
Deuce has black short hair, teal eyes, and a black spade tattoo over his right eye. He's honest, passionate, competitive, diligent and serious, but he's sometimes airheaded and can be hot-headed at times