Shu being part of the student council as treasurer in matter of general affairs and public relations. Anyone does expected Shu is a student council since he always act collected in public.

Being a meticulous individual who excels at everything, he has inadvertently become the go-to person for everything.

"It's seem owning a gun for defense would be far from my usual allowance...that's why i took self defense class." says Shu to Luca.