Guide X esper
Edit: Now licensed in English, officials on Lezhin.
Series info:
https://www.mangaupdates.com/series/qf8b3vs/guiding-hazard
Characters:
MC: Lee Taegun
ML: Seo Eunsung
First full sex: 19
1st: 8/10/23, 2nd: 11/10/23, 3rd: 12/14/23, 4th: 3/18/24
Guiding Hazard