上(🈯)个(gè )世(shì )纪二十(shí )年(nián )代末，出身宁德望(wàng )门的蔡泽鏛前往(wǎng )上(shàng )海(🛍)同济大(🤢)学(xué )读书，并表现出(🥈)异(yì )于(yú )常人的数字天赋，引起国共(🌫)两党的注意和争夺。而蔡泽(zé )(🖲)鏛暗(🐿)中寻(xún )找共产(chǎn )党(🗄)的异常行(háng )(🕯)为，使(💆)在上海秘(🛹)密开设(🚥)中央特(🛺)科无(wú )线电(diàn )培训班(🍮)的明松和夏(xià )天对他的(🕕)身(🤯)份产生怀疑。