Easy Gain Girls!
by Steelblazer - The boys can't figure out why their workout weights in the basement are loaded with much more weight that either of them could lift alone or together. Then when younger sis and her girl friend enter saying they are set up for them they just can not believe a punk sister and friend can lift this kind of weight. But after a 'reveal' shows the girls amazing muscles and a more physical demonstration of their superiority, the boys can no longer deny it, and now they have to become the girls human dumb-bells for awhile! ouch! 32 pgs.