A young man discovers that ishida's group of friends are making a film, which piques his interest. he subsequently joins their circle due to this newfound fascination. the boy is confident in his acting abilities and believes himself to be handsome enough to secure the leading role. mashiba experienced loneliness as a child, with other kids treating him disrespectfully and bullying him. as a result, he has become highly intolerant of any form of bullying. although generally composed, mashiba can become extremely aggressive when witnessing any act of bullying.
He is oblivious to Kawais crush on him until Ishida points it out. It is later revealed that Mashiba befriends Ishida because of his social awkwardnes