『日(ri)本理論片和搜子同(tong)居的日(ri)子2010』介(jie)紹:包家收養同(tong)鄉(xiang)潘仲之(zhi)子潘朗(lang)(lang)清(qing)(qing)(郭(guo)晉安飾(shi))多(duo)年,包家長子包文(wen)龍(long)(long)(鄭伊健飾(shi))與(yu)(yu)他情同(tong)兄弟(di);中(zhong)(zhong)天(tian)(tian)集團首腦(nao)黃(huang)(huang)天(tian)(tian)(鄭少秋飾(shi))造人(ren)暗(an)算,被(bei)商業罪案調(diao)查(cha)科的探員文(wen)龍(long)(long)調(diao)查(cha),卻與(yu)(yu)其成為(wei)忘(wang)年交。急(ji)功(gong)近利(li)的郎清(qing)(qing)非法賺快錢(qian),連累前來(lai)勸(quan)阻的文(wen)龍(long)(long)被(bei)停職,使(shi)包家陷入(ru)(ru)困境(jing)。潘夫向昔日(ri)好友黃(huang)(huang)天(tian)(tian)求(qiu)助,朗(lang)(lang)清(qing)(qing)得以進(jin)入(ru)(ru)中(zhong)(zhong)天(tian)(tian)集團。復(fu)職無望的文(wen)龍(long)(long)被(bei)黃(huang)(huang)天(tian)(tian)賞識招入(ru)(ru)中(zhong)(zhong)天(tian)(tian),由此踏入(ru)(ru)商界。文(wen)龍(long)(long)認識古(gu)怪(guai)少女林貞(zhen)烈(lie)(陳松伶飾(shi)),兩(liang)人(ren)開始(shi)戀愛。朗(lang)(lang)清(qing)(qing)被(bei)人(ren)利(li)用出賣中(zhong)(zhong)天(tian)(tian)的商業機(ji)密,引起黃(huang)(huang)天(tian)(tian)的疑(yi)心,為(wei)了(le)獲得黃(huang)(huang)天(tian)(tian)的信任,并謀得權勢,朗(lang)(lang)清(qing)(qing)開始(shi)追求(qiu)黃(huang)(huang)天(tian)(tian)之(zhi)女黃(huang)(huang)蕾(郭(guo)藹明飾(shi))。但黃(huang)(huang)蕾卻因為(wei)文(wen)龍(long)(long)而與(yu)(yu)他悔(hui)婚,并介(jie)入(ru)(ru)到文(wen)龍(long)(long)與(yu)(yu)貞(zhen)烈(lie)的感情中(zhong)(zhong),讓(rang)文(wen)龍(long)(long)陷入(ru)(ru)兩(liang)難之(zhi)境(jing)。備受悔(hui)婚屈辱的朗(lang)(lang)清(qing)(qing),與(yu)(yu)黃(huang)(huang)天(tian)(tian)的對手一起不擇手段,開始(shi)報復(fu)計(ji)劃。商界人(ren)生,風云變(bian)化多(duo)端,誰能料(liao)到得與(yu)(yu)失?