KOI

A person wraps red hand wraps around another person's hand, followed by two taekwondo competitors in full gear sparring on a blue and red mat, then a competitor in a white uniform with red gloves stands facing an opponent while others watch, and finally a young competitor in a white uniform sits on a chair while a coach or official adjusts his headgear. The setting is a martial arts gym with wooden walls, a table with trophies, and spectators.