There is this novel where the MC name is Lin Mo i think, he got transmigrated into ancient china into a ger, his original world were a zombie apocalypse, he got a spring water from his space, in the ancient china, there his brother rebirthed(?), and in the first live there was no ML, the ML is a prince or general that at first lost his memories, and then married the MC. The MC is sickly. I don't remember anymore, anyone knows this?