『魔女的法(fa)庭女教授(shou)和學生』介(jie)紹:廉(lian)政公署收到報(bao)案(an)人廖雨(yu)萍(周秀(xiu)娜飾(shi)(shi))的實名舉報(bao),舉報(bao)正在坐牢(lao)的富(fu)二代(dai)曹元(yuan)(yuan)(yuan)元(yuan)(yuan)(yuan)(林峯飾(shi)(shi))涉嫌行賄監(jian)(jian)獄(yu)(yu)里的監(jian)(jian)督沈濟全(譚耀文飾(shi)(shi))以(yi)及懲教員(yuan),首席(xi)調(diao)查主任(ren)陸志廉(lian)(古天樂(le)飾(shi)(shi))決定深入虎穴,臥底獄(yu)(yu)中(zhong)。在監(jian)(jian)獄(yu)(yu)里,被陸志廉(lian)送(song)入監(jian)(jian)獄(yu)(yu)的前警司黃文彬(林家棟飾(shi)(shi))以(yi)及曹元(yuan)(yuan)(yuan)元(yuan)(yuan)(yuan)兩大(da)幫派勢成(cheng)水火(huo),陸志廉(lian)趁機(ji)接近曹元(yuan)(yuan)(yuan)元(yuan)(yuan)(yuan)取(qu)得信任(ren)。同時監(jian)(jian)獄(yu)(yu)外的廉(lian)政公署總(zong)調(diao)查主任(ren)程(cheng)德明(鄭嘉穎飾(shi)(shi))、國(guo)內反貪(tan)局(ju)行動處處長洪亮(liang)(丁海峰飾(shi)(shi))也陸港聯手,通(tong)力(li)合作,最終成(cheng)功破獲貪(tan)腐行賄大(da)案(an)。