The spider in the cup.

After eleven years of marriage, Christina faces the facts - she has left her husband and children and is nearing the day of her divorce. As she recalls the factors that led to her break-up with Charles and her passionate new attachment to Philip, she discovers in a flash the truth about herself.

Her confidence is shattered. It is a as though - on the point of slaking her thirst at the well of her new passion - she had discovered something venomous at the bottom of the cup...