They both hurt him with "I love someone else" and the actual reason is "because we live so far apart" or "I wanted to be a teacher" but she's a nurse... peak writing heh!
It makes me think but did the original author, which is also the artist, didn't had the time to be the one drawing the manga version or he didn't want to or (I mean he's cited as artist for this version too but it feels quite different)?
"Sorry I'm out of idea to continue this plot" heh silly author, yeah at least he's being honest about it and we can be pretty sure it still will be good... hopefully heh.