Doesn't It Mean That the Favor of Saving One's Life Should Be Pledged with One's Own Body?

[Beautiful straight girl VS innocent little scholar/straightforward love-seeking general] Nan Suisui, a confident and flamboyant girl in the 21st century, suddenly lost her parents overnight at the age of 17. After searching for many days to no avail, she learned in a dream that her parents were dressed in ancient times, and the next day she also inexplicably came to ancient times. When she first arrived at Yunsheng Dynasty, she was "rescued" by a scholar, who fell in love with her at first sight. That day, he wandered in front of the house lit by candlelight. After some struggle, he decided to express his feelings the next time he came back from the academy. He never expected that when he came back, there would be no trace of her in the house. If she goes to the capital to look for her parents, then he will gain fame and pursue her to the capital. Isn't it said that the grace of saving one's life should be pledged with one's own body? Why did you choose him On the way, Nan Suisui picked up a blind man. Unexpectedly, the blind man had a great background and even recovered his eyesight without telling her. Later, they reunited in the capital, and their story ushered in a sequel. He liked her, she knew it. The grace of saving one's life should be promised with one's own body, and he promised himself to Nan Suisui.