前缉毒(🔨)警严谨在卧底(📼)贩毒集团调查(chá )陈年疑(yí )案时(🕸)，与(🔱)“似(🤢)水流年(nián )”咖啡(🎹)店(diàn )老板季晓(xiǎo )鸥(ōu )相(xiàng )爱。一桩(🥩)离(lí )奇的杀人(rén )案却(⏬)将(🎲)两人的爱情拖入(😎)深渊。真(🐿)相迷(🔸)雾重重，而严谨(🕖)仿佛坠(zhuì )入无(wú )尽的黑暗，他和(hé )季(jì )(🕌)晓(xiǎo )鸥的爱(ài )情又将何去何从……