A manga or manhua/manhwa about time travel, romance, ancient times, and a medical system. It's based on her wedding night where she meets her crippled husband( he cannot move his legs) on a wheelchair, whom later assassins try to kill her husband to prove if he can walk or not,then she has to complete the command and use the medical system to cure the injured people even the assassins. It looks like ancient china. Around the year 2017, 2018, 2019 is when i read it