What was the ending of Xin Di's novel," Flowering Along the Way "?

The ending of " A Flowering Journey " was as follows: In the novel, Xin Di and Jiang Ting finally got together. After experiencing many hardships and pains, they finally supported each other and came together. However, at the moment of their happiness, Xin Di found out that her child was not Jiang Ting's, which made her very sad. In the end, she chose to leave Jiang Ting to raise the child alone and find her own happiness. The novel used Xin Di's life after she left Jiang Ting as the background to show her continuous growth and pursuit of herself. At the same time, it also expressed her nostalgia for Jiang Ting and her belief in love.