Ba Jin's Love Trilogy and Torrent Trilogy were: 1. Love Trilogy: Including Love, Spring Silkworm, Home and other novels, which describe three different types of love stories in the first half of the 20th century in China. 2. The Torrent Trilogy: Including Torrent, Wind and Rain, Thunder and Lightning, these novels describe the experiences and fates of the characters of three different classes in the second half of the 20th century in China.