The couple were living at the time in Handan, the capital of Zhao, where Yiren was a hostage; when Qin laid siege to the city, Lü was able to bribe the prince's way out of town but Lady Zhao and her infant son were forced to hide among her family.
Pasangan tersebut pada saat itu tinggal di Handan, ibukota Zhao, dimana Yiren menjadi sandera; ketika Qin mengepung kota itu, Lü dapat menyuap pangeran ke luar kota namun Nyonya Zhao dan putranya yang bocah terpaksa bersembunyi di antara keluarganya.