Responses
I personally like these a lot:
http://www.mangago.me/read-manga/please_take_care_of_me_in_this_life_as_well/?EfmS
it's neither Isekai nor Villainess though. it's just reincarnation
http://www.mangago.me/read-manga/the_villainess_reverses_the_hourglass/
I personally like this one a lot, it's reincarnation and villainess (kind of)
http://www.mangago.me/read-manga/the_villainess_lives_twice/?T6Zb this one as well. if you can follow the story line, this one has a good plot
Crimson karma
idc if it's manhwa/manhua but pls suggest str8 stories WITH GREAT PLOT. Can be isekai and like villainess stuff. It can also be w a mix of comedy hehehe