Ko told the court that she and Tey knew each other in January 2010 when she was 21.
In April that year, Tey would often take her out for lunch about two to three times a week and paid for her meals.
By July that year, the two had sex in his office.
Ko became emotional when recalling her first sexual intercourse, telling the court that she did so because she loved Tey.
That same month, he threw a dinner at Garibaldi, an Italian restaurant in a shophouse near Raffles Hotel, to thank students who have helped him do research work for his book. Full story
