my dear living adventure to escape (demon slayer/Kimetsu no yaiba)

Sabito being in a arranged marriage so his kingdom can have a higher status decides to run away with the help of giyu and knowing the Consequences of being caught they keep running away till they think they're safe and knowing they're short of money they start working at a recovery estate......how long will they really be safe? How long will it take for the knights to find them and take Sabito and punish giyu? if they do get caught what will they do to Sabito ?

As in this au their 5 years younger then the original demon slayer au that means all characters age will be subtracted by 5 for example mitsuri age her original age is 19 ,19-5=14 meaning she's 14 in this au