it's a child webtoon about a girl picking up the child male lead then taking care of him and his uncle and the girl got married in the end
https://www.mangago.me/read-manga/i_will_change_the_genre/ ?
https://www.mangago.me/read-manga/i_found_a_husband_when_i_picked_up_the_male_lead/ sounds like this
this is the one! thank you so much!
glad to be of help<33
it's a child webtoon about a girl picking up the child male lead then taking care of him and his uncle and the girl got married in the end