Bokutachi Sr is a hot-tempered, well meaning older brother in his early twenties. He is a heavyweight boxer who aims to take what he believes is his and will stop at nothing to get it even if he hurts those closest in the process.
Yoru is a ambitious, young woman with a keen interest in the newest tech. Hailing from a wealthy family, who she often bashed heads with, daring she thought there was more than what was picked out for her. Setting her on a path to fight for her own right to her future.
Jishou is a laid back, prankster younger brother in his late teens. He is a well liked student with exemplary behavior, but he is hiding a secret from everyone he knows that may change how others see him.
Marie, a sweetheart in her twenties, is the uproar of her town. Easygoing, and very kind to others; many mistake her leniency as a weakness. Yet, she's more intelligent and attentive than many give her credit. Both her and Geoffrey have been in a long-term relationship; with plans to marry!
Geoffrey is a young salaryman with big aspirations. He's analytical and is very good at reading others not long after meeting them. After being together with Marie for several years, he has plans to marry her and won't let anything get in the way of their love!
Arata & Mae are the loving parents of Bokutachi Sr and Jishou. They don't speak much about their background but both work together under the cover of the night, never revealing what business has supported the home for so long.