smart mc

http://www.mangago.zone/read-manga/bastard_hwang_youngchan/?Yb1H the mc here is really smart and manipulative too, theres some action but its more of a psychological horror

http://www.mangago.zone/read-manga/prison_lab/?Rk7H another super smart mc!

http://www.mangago.zone/read-manga/yakusoku_no_neverland/ you might've already seen this but the 3 mcs are all like genius

http://www.mangago.zone/read-manga/a_mild_noble_s_vacation_suggestion/ i think this manga is really underrated
http://www.mangago.zone/read-manga/trash_of_the_count_s_family/?46Mk
http://www.mangago.zone/read-manga/arcana_fantasy/
http://www.mangago.zone/read-manga/a_returner_s_magic_should_be_special/?fqPf
http://www.mangago.zone/read-manga/master_of_gu/
http://www.mangago.zone/read-manga/mystery_to_iunakare/

BROOOOO BASTARD WAS SO GOOOD I CRIED AT THE END SAME WITH THE OTHER STORY SEEET HOME OH MY GOSH I LOVE THAT AUTHORS STORIES

WOO SAME im on chapter 104 of sweet home but its SO GOOD!! bastard was INSANE but at the ending they still didnt tell us why the dad did that to all those people :(