The surgery is successful and the baby girl regains her healthy. CHIT has done much for her. CHIT is surprised to find that the baby girl's mother TUNG TUNG is BETTY. BETTY pays little attention to her baby. CHIT is discontented and always looks after the baby for BETTY. LIN is the owner of the hotel where CHUNG was killed. He is found dead in his house in Sheraton. He died after drinking poisonous milk. He has a complex family. CHU is the daughter given birth by his ex-wife. KWONG is his son-in-law and his nephew KAI is his wife WA's good friend. WA is much younger than LIN. CHU, KWONG, KAI and WA have different people to prove that they were not in the house when LIN was killed. The newspaper hawker reported that there was a mysterious lady wandering outside the house when LIN was killed. When the murder was committed, the rear door had not been locked. Every day SHEUNG takes the milk there.