國(guó)煌的未婚妻艾琳被人殺死，他懷疑是曾經(jīng)寄騷擾簡(jiǎn)訊的家豪所為，但家豪否認(rèn)。警方在家豪躲藏處找到證據(jù)，藍(lán)天驗(yàn)證后證實(shí)家豪并沒(méi)有說(shuō)謊，這使得一心要幫國(guó)煌抓到兇手的組員們感到氣餒。Episode7Guohuang’sfiancée,Ailingismurdered。HesuspectsJiahaoisthemurdererbutJiahaodeniesit。ThepolicefindsomeevidenceatJiahao’shideoutbutafterLantian’scloseexamination,Jiahaoisfoundtohavespokenthetruth。ThisfrustratestheteammemberswhoarebenttohelpJiahaofindthekiller。