Is it the same?

But it might just me overthinking since sometimes chinese webtoon are literally the same plot with a bit of twist, no offense though thats how it ooks to me(〜￣△￣)〜

No there is a weboon of the novelast with the same name this has just a somewhat similar story line

http://www.mangago.me/read-manga/full_marks_hidden_marriage_pick_up_a_son_get_a_free_husband/

Here is the manhua version of the novel

Oh i know that, its just that in the beginning like its so alike ya know?...well never mind after a few chapters it changed....but tgere also another thing that is similar to ankther novel (sorry i read alot of novel btw) ...well lets just forget it...