Detective Investigation Files - Season 3 Episode 35

YIP was strangled to death. LUNG is depressed. SA finds that LUNG and YIP have been acting strangely. TIN learns where KIN is from HELEN. However KIN escapes. HUNG suspects TIN having protected KIN. It is discovered that YIU is a lesbian and MONG has been her lover. Suddenly it is reported that YIU is dead. ERICA, LUNG and the guard go to her workshop and find her having hung herself. LEUNG brings YI to buy jewelry. Seeing LUNG so depressed, YI gives her a bracelet. He also gives SA one of the same style. SA feels uneasy as she and LUNG wear bracelets of the same style.