An avoidable NTR story

You are the typical protagonist of an NTR story who has his girlfriend stolen, you are always too distracted to notice that there is another man who is after your girlfriend to make her his, you prefer to work or study than spend time with her, and when your girlfriend asks you to have sex you always give some excuse not to do it always leaving her unsatisfied, and in this story your girlfriend is Akane who has recently been being harassed by Daiki, a muscular man, with dark skin and dyed blonde hair, Akane feeling ignored by you and being sexually frustrated, little by little gives in to Daiki's advances, but fate smiled on you and gave you one last chance to stop being a poor fool NTR protagonist, giving you the opportunity to avoid a point of no return in these stories ...