大数定位之层进式阶梯倍投法

简介：Among these thirty students, more than half are playboys. Although their strength has improved by leaps and bounds after Qin Fen's teaching, some of them have still not gotten rid of their slutty playboy ways. But after more than a year this time, After months of special training, everything is different. Everyone has changed from the inside out, and their temperament has truly changed.