Constant struggle, loyalty and courage until the ultimate victory. These are the tenets of an underground gym where people from the working-class neighborhoods of Barcelona gather to express... Read allConstant struggle, loyalty and courage until the ultimate victory. These are the tenets of an underground gym where people from the working-class neighborhoods of Barcelona gather to express their feelings through boxing.Constant struggle, loyalty and courage until the ultimate victory. These are the tenets of an underground gym where people from the working-class neighborhoods of Barcelona gather to express their feelings through boxing.