『純潔の輪舞曲』介紹:在一項大工(gong)(gong)程的招標中(zhong),意欲中(zhong)標的農民建筑公司(si)經理(li)任(ren)(ren)北(bei)杭(hang)遭到(dao)主管朱科(ke)長的和女工(gong)(gong)程師宋銳(rui)的阻撓。任(ren)(ren)北(bei)杭(hang)急中(zhong)生智保住了工(gong)(gong)程。工(gong)(gong)程開(kai)工(gong)(gong)后,就施工(gong)(gong)問題,宋工(gong)(gong)程師與(yu)任(ren)(ren)北(bei)杭(hang)發生多次爭執。接(jie)著,工(gong)(gong)程急需的鋼材(cai)供應上(shang)又出了問題。任(ren)(ren)北(bei)杭(hang)以(yi)邪治邪,設了一席(xi)豐(feng)盛的“鴻門宴(yan)”,使(shi)材(cai)料(liao)科(ke)長批了鋼材(cai)。然而,禍不單行,工(gong)(gong)程所需的大筆(bi)款(kuan)項銀根緊縮,貸款(kuan)停(ting)止。拿不到(dao)工(gong)(gong)資(zi)的民工(gong)(gong)哄(hong)搶(qiang)了任(ren)(ren)北(bei)杭(hang)家。在絕(jue)望中(zhong),虧得宋銳(rui)幫助(zhu),工(gong)(gong)程隊又絕(jue)處逢(feng)生。