Mary Sues aren't just characters you don't like, nor are they simply love interests thrown in out of left field. With a genuine Mary Sue, you'll feel like the writer is constantly trying to rub your nose in how awesome, special, or virtuous the character is. Mary Sues are often involved in poorly-developed relationships, but not all characters in poorly-developed relationships are Mary Sues.
Nanjing is one of the last cities on the Yangtze River and capital of the Jiangsu province. Its population is a large 5.2 million and counting and acts as the capital of southern China.
Cambridge is one of the cities that forms a tightly-integrated metro area, along with Kitchener and Waterloo, within the larger Region of Waterloo in Southwestern Ontario. Cambridge was created in 1973 by the merger of the city of Galt, the towns of Preston and Hespeler, and the village of Blair.