Responses
These
https://www.mangago.zone/read-manga/behind_the_scenes_monologue/
https://www.mangago.zone/read-manga/bad_position/ similar to Behind the Scenes Monologue
https://www.mangago.zone/read-manga/last_minute_drama/
https://www.mangago.zone/read-manga/ways_of_parting/ Not quite a cheating ex but similar premise
Any recs where MC moves from their cheating ex then, ML is grabbing that chance to make a move on MC? —or even anything that's similar to that?