Can anyone recommend me any shoujo/josei romance where theres no cheating, happy ending. L...

No cheating and happy ending are important for me too and the ones I liked and wanna re-read are in this list, hopefully there are some you don't know yet XD
http://www.mangago.zone/home/mangalist/6516/

http://www.mangago.zone/read-manga/koori_zokusei_danshi_to_cool_na_douryo_joshi/
http://www.mangago.zone/read-manga/kakao_79/
http://www.mangago.zone/read-manga/mobuko_s_love/