A hidden camera is found in Yinxi's office, confirming the presence of a mole, but everyone denies involvement. Junsheng suspects Ruixiang and Ah-biao is involved in Dai Guowei's death, but police could not find incriminating evidence. Meihua bears a grudge against Gina over a necklace. Xinya takes urgent leave and excuses herself from work, hence becoming the biggest suspect for the mole...
