This one might be what you are looking for: https://www.mangago.me/read-manga/shucchou_host_nyu_boy/
https://www.mangago.me/read-manga/samayou_bitch_ha_koi_wo_shiru/
https://www.mangago.me/read-manga/owaranai_fukou_ni_tsuite_no_hanashi/
https://www.mangago.me/read-manga/jibun_katte/
https://www.mangago.me/read-manga/urusai_kurai_no_kokuhaku_kudasai/
https://www.mangago.me/read-manga/sonna_mahou_atte_tamaru_ka_haikyuu_dj/

Need some angst. Recommend me straight seme x gay uke stories where the uke has low self-esteem and always doubts the seme’s love pls