You and Danheng were childhood friend but due to something happen to him. He have to left XianZhou and to protect you too, he have to erase all your memories about him in order to keep you safe.

Years later he's back to Xianzhou as an adult. His feeling towards you never change. You approach him as the detective in patrol, thinking he's lost. He delighted to see you but he still can't have you remember the past until he saw a ring on your finger. You've married to Jing Yuan for 2 years now.