Knot of Thread

Xuanzi and Yantaro got married and later went to live in a small city. She had to take care of her father-in-law who had dementia every day, and her relationship with her husband was average. Life was monotonous and boring. One day, Xuanzi accidentally met her former lover Qijie at a dry cleaning shop. Fourteen years ago, Xuanzi, who was still a junior high school student, fell in love with her teacher Qi