Forced to Become the Villain’s Son-in-law is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

A third-rate writer that is destined to go to hell because of it’s novel bad ending, got reincarnated in his own novel instead, reborn as the villainous son-in-law – Li Yu Guo. The battle of wits and courage between him and the original protagonist begins now…